Category: Darkness News Update

Highlights from this episode:

• Parks Funding

• New Data

• Curb Cuts and Umbrellas

• Blacker Than the Blackest Black Times Infinity!

Intro and outro music by Doctor Turtle 

Sponsored by The National Association of Innovative Lighting Distributors visit https://naild.org/

Headlines and Sources:

Cuts to US National Parks Service Threaten US Natural Sounds and Night Skies Division

https://www.theguardian.com/us-news/2025/jun/13/night-sky-light-sound-pollution-trump?CMP=share_btn_url

New Cyan Phosphor

https://link.springer.com/article/10.1007/s10854-025-15111-4

2 IES Docs Related to Exterior Lighting and the Environment Are Up for Public Review

https://www.ies.org/standards/ansi-standards-information/

Nachtlichter Publishes 2025 Results

https://www.nature.com/articles/s44284-025-00239-5

David Lorenz Updates Light Pollution Maps

https://djlorenz.github.io/astronomy/lp/overlay/dark.html

Blue-Rich Light Stimulates Cut Flowers

https://link.springer.com/article/10.1007/s13580-025-00731-w

Blue Light is Bad for Your Self Esteem

https://academic.oup.com/sleep/advance-article/doi/10.1093/sleep/zsaf034/8039206?fbclid=IwY2xjawK4IZJleHRuA2FlbQIxMQBicmlkETFDbWMwZ20xUzBpOHZvdVFDAR75va_q41ATI8L4twuV4IEfwcBj3zBkrnlFSWCqvvFOZ8-i-8w2R7TP_BXPMw_aem_6-VYV86NCOpzbHSKofH5Cg&login=false

ALAN, Noise Affect Older People More

https://link.springer.com/article/10.1007/s41999-025-01254-4

Sleep Schedules That Align With Cultural Norms Are Rewarded

https://nautil.us/sleep-has-no-magic-number-1218435/?utm_campaign=website&utm_medium=email&utm_source=nautilus-newsletter

DST Alters Spending Socialization and Travel in Australia

https://www.theguardian.com/australia-news/2025/jun/14/daylight-saving-affects-transport-economy-mobility–nsw-data

Constant Light and Constant Dark Damage with Pineal Gland in Rats

https://link.springer.com/article/10.1007/s00360-025-01615-2

Circadian Disruption Linked with Alzheimer’s-Like Pathology in Mice

https://www.researchsquare.com/article/rs-6773012/v1

Circadian Disruptions Stresses Out Zebra Finches

https://www.biorxiv.org/content/10.1101/2025.06.09.656008v1

ALAN Alters Gene Expression in Zebrafish

https://www.sciencedirect.com/science/article/pii/S0269749125010565?via%3Dihub

ALAN Alters Activity Levels of Slugs

https://www.cell.com/iscience/fulltext/S2589-0042(25)01031-4?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS2589004225010314%3Fshowall%3Dtrue

WVU Predict Extinction of Photinus Carolinus Fireflies

https://wvutoday.wvu.edu/media-center-blog/2025/06/19/expert-pitch-wvu-insect-tracker-says-light-pollution-threatens-rare-fireflies

IGB Publishes Guide to “Umbrella” Species  in Conservation

https://www.cell.com/trends/ecology-evolution/fulltext/S0169-5347(25)00137-5

U Miss: Bird Safe Glass is Indeed Safe for Birds

https://www.msn.com/en-us/news/technology/study-indicates-use-of-bird-friendly-glass-saves-birds-lives/ar-AA1GXjCX

Bogong Moths Navigate By Starlight. For 600 Miles.

https://www.nbcnews.com/science/science-news/moths-fly-600-miles-particular-series-mountain-caves-scientists-think-rcna213703?cid=sm_npd_nn_tw_ma&taid=6852d92db5c42d0001222afc&utm_campaign=trueanthem&utm_medium=social&utm_source=twitter

ALAN Outpaces Climate Change in Extending Growing Season

https://bioengineer.org/artificial-light-extends-urban-growing-seasons-more-than-temperature/#google_vignette

DS Ireland to Host ALAN Conference

https://register.oxfordabstracts.com/event/73746?preview=false

MI Debates Bill for More Dark Sky Preserves in Upper Peninsula

https://www.uppermichiganssource.com/2025/06/11/bill-would-reverse-ban-up-dark-sky-preserves/

70 Lighting Violations Found on Ft Myers, FL Beach

https://www.gulfcoastnewsnow.com/article/sea-turtle-nesting-70-lighting-violations-fort-myers-beach/65040711

Ft Lauderdale, FL Levies Fines for Light and Noise Violations

https://citizenportal.ai/articles/3761509/Fort-Lauderdale/Broward-County/Florida/Fort-Lauderdale-imposes-fines-for-lighting-and-noise-violations-at-multiple-properties

St Pete, FL Adopts Entirely Voluntary Lighting Rules for Turtle Season

https://citizenportal.ai/articles/3854518/St-Pete-Beach/Pinellas-County/Florida/St-Pete-Beach-adopts-voluntary-lighting-guidelines-for-turtle-friendly-compliance

Huntsville, ON’s Lighting Bylaw Comes Into Effect Jan 25, 26

https://doppleronline.ca/huntsville/huntsvilles-outdoor-lighting-bylaw-comes-into-full-force-on-january-25-2026/

Welland, ON Sets Nuisance Lighting Bylaw

https://www.105theriver.ca/news/local-news/welland-addresses-lighting-nuisance-by-law/

Natchitoches, LA Debates Sign Brightness in Historic District

https://citizenportal.ai/articles/3779079/Louisiana/City-Council-questions-neon-lighting-regulations-for-historic-district-sign

DSI Recognizes HUB Sports Center in Liberty Lake, WA

https://darksky.org/news/hub-sports-center-serving-washington-idaho-communities-earns-darksky-approved-certification/

WY Supreme Court Allows Cody LDS Temple to Go Ahead

https://www.codyenterprise.com/news/local/article_021facda-7d4f-4b7d-ac69-add5f0aba879.html

TX Drops Border Projects, Expects Feds to Fund It

https://www.texastribune.org/2025/06/17/texas-border-wall-funding-ends-abbott-trump/

UK MP Calls for Brightness Limits on Billboards

https://x.com/carla_denyer/status/1933585160890446250

Starlink Satellites are Leaking Signals

https://www.newscientist.com/article/2483574-starlink-satellites-are-leaking-radio-signals-that-may-ruin-astronomy/?fbclid=IwY2xjawK1N2FleHRuA2FlbQIxMABicmlkETFoSEZOVUtldEtEWnlSUXd4AR4MvA20U7H-7q0g9NABFDoZkIEYkE0NofGuw8wZct7fA_YTQLXhfnunPAgK5g_aem_G2g8I39ZpQAOz2aUZoOUNw

UK Tests Vantablack Satellites

https://www.livescience.com/space/space-exploration/satellite-coated-in-ultra-dark-vantablack-paint-will-launch-into-space-next-year-to-help-combat-major-issue

Opinion: Paint Satellites with Vantablack

https://www.space.com/space-exploration/satellites/coating-satellites-with-super-black-paint-van

Not Sponsored: WiPro Launches DarkSky-ready Product Line

https://aceupdate.com/wipro-lighting-spearheads-night-sky-protection-for-a-sustainable-tomorrow/

This is How Bright Cleveland is a 3am

https://bsky.app/profile/gabewasylko.com/post/3lqwqy3sjgk2s

Highlights from this episode:

• “Health” and “Human” “Services”

• Seasons

• Municipal Meetings

• The Kids are Alright

Intro and outro music by Doctor Turtle 

Sponsored by The National Association of Innovative Lighting Distributors visit https://naild.org/

Headlines and Sources:

Dr. Martin Moore-Ede’s Work Among the Real, Reputable Sources in the 1st MAHA Report

https://inside.lighting/news/25-05/lightings-health-impact-gains-national-recognition

US HHS Drops False Citation from Figueiro and Rea, Blames Formatting

https://inside.lighting/news/25-06/lighting-citation-removed-amid-maha-report-controversy

Maine Proposes Responsible Outdoor Lighting Law

https://legislature.maine.gov/testimony/resources/SLG20250512Worthington133914735982224402.pdf

Rep Marie Gluesenkamp Perez (D-WA) Calls for A Limit on Headlight Brightness

https://www.msn.com/en-us/news/politics/shedding-light-house-democrat-urges-brightness-standards-for-absurdly-bright-headlights/ar-AA1FeL6C?ocid=BingNewsVerp

Nevada Launches State Starry Skies Certification

https://lasvegassun.com/news/2025/may/27/state-resource-aims-to-preserve-night-skies-suppor/

Circadian Rhythms Are Also Seasonal

https://www.biocompare.com/Life-Science-News/619559-Study-Reveals-Human-Circadian-Rhythms-Remain-Tied-to-Seasonal-Sunlight/

PreTerm Birth Rates Are Also Seasonal (in the Netherlands)

https://journals.plos.org/plosone/article?id=10.1371%2Fjournal.pone.0324873

New Study Discusses Circadian Elements of Cancer

https://www.nature.com/articles/s43018-025-00981-8

Sleep Problems Linked with Mental Health Problems in Norwegian Teens

https://www.mdpi.com/2624-5175/7/2/26

Landscape Ecology Names Light Pollution Among Habitat Threats

https://link.springer.com/article/10.1007/s10980-025-02123-y

Dim Light at Night Linked with Postpartum Depression in Mice

https://www.nature.com/articles/s41398-025-03405-4

Antibacterial Activity Linked with Circadian Rhythm (in Zebrafish)

https://www.science.org/doi/10.1126/sciimmunol.adn3080

UV Light Reduces Bird Strikes

https://www.lightnowblog.com/2025/05/researchers-find-uv-light-reduces-bird-building-collisions/

Light Changing the Cries of Red Junglefowl

https://link.springer.com/article/10.1186/s12862-025-02391-x

Notices of the Royal Astronomical Society, Letters Issues Warning Over Low Earth Orbit Satellites

https://academic.oup.com/mnrasl/article/541/1/L47/8140846?login=false

Pittsburgh Flips 39,000 Street Lamps to Responsible Alternatives

https://www.post-gazette.com/local/city/2025/06/04/gainey-streetlights-pittsburgh-modernization/stories/202506040075

Bratislava, Slovakia Switches to Warmer Street Lights

https://spectator.sme.sk/culture-and-lifestyle/c/bratislava-switches-to-warmer-street-lighting-in-response-to-public-criticism

Brigham County, UT Approves Dark Sky Standards

https://citizenportal.ai/articles/3684653/Utah/Brigham-City-Council-implements-outdoor-lighting-standards-to-preserve-dark-skies

Cave Creek, AZ Rejects Plans for DarkSky Intl Designation

https://sonorannews.com/2025/06/05/cave-creek-council-says-no-to-darkskyinternational-designation/

Rangeley, Maine Debates Lighting Ordinances

https://citizenportal.ai/articles/3668272/Rangeley/Franklin-County/Maine/Town-Council-debates-changes-to-LED-lighting-ordinance-amid-community-concerns

Utah Hosts 4th Astrofest

https://kslnewsradio.com/utah/fourth-astrofest-utah-dark-skies/2216409/

Oaks Amusement Park, Portland, OR Amusement Park Plans Drop Tower, Provokes Light Pollution Complaints

https://katu.com/news/local/plans-for-new-drop-tower-ride-at-oaks-amusement-park-spark-debate-over-impact-on-habitat-migratory-birds-bird-alliance-attraction-bottom-wildlife-refuge-portland-oregon

Update from the AZ Dark Sky Observatory

https://www.azcentral.com/picture-gallery/entertainment/life/2025/05/28/international-dark-sky-discovery-center-fountain-hills-az-photos/82659023007/?taid=68399de97f25e30001460b90

Lambertville, PA Bridge Rehab Project Skips Lighting Assessment

https://www.buckscountyherald.com/opinion/guest-opinion/commission-should-assess-impact-of-bridge-lighting-on-birds/article_9101389b-7bb3-4cf1-acc2-130017accaa2.html

Boulder, CO Named a Bird City

https://x.com/enviroamericas/status/1926018380227604545

Kansas City, MO PD to Flash Their Emergency Lights for No Real Reason to Prevent Crime Somehow

https://www.tonyskansascity.com/2025/06/silly-kcpd-blue-light-special-against.html

More Lighting on the NM Border

https://responsiblestatecraft.org/trump-border-military-assistance/

South Korean Churches Are Adopting Red LED Crosses, and Neighbors Are Unhappy

https://en.namu.wiki/w/%EC%8B%AD%EC%9E%90%EA%B0%80%20%EB%B9%9B%EA%B3%B5%ED%95%B4%20%EB%85%BC%EB%9E%80

Washington Heights NYC Struggles with Sign Brightness

https://www.change.org/p/reduce-brightness-of-one-bridge-plaza-sign

Not Sponsored: DMF Launches Amber Product Line

https://designinglighting.com/2025/06/05/turtle-safe-lighting-dmf-wildlife-friendly-amber-led/

Not Sponsored: Samsung Launches Color E-Ink Signs

https://www.ledinside.com/news/2025/6/2025_06_06_01

The MAC Belfast Hosts We Lose Sight of the Night by Aisling O’Beirn 

https://x.com/TheMACBelfast/status/1930310359228809380t

Here’s What the Light Pollution from the New Meta Data Center Looks Like

https://x.com/battleofever/status/1926806156845965562

Young Engineers Ireland Recognized Light Pollution Reducing Smart Lighting from Elementary Schoolers

https://www.youtube.com/watch?v=LBNXGSdCWww&list=PLUlqY3dRClXqmym_n4-TPWvYb_G42hFwt&index=2

Highlights from this episode:

• Scientific Consensus

• Stressed Out

• For the Birds

• Space Mirrors

Intro and outro music by Doctor Turtle 

Sponsored by The National Association of Innovative Lighting Distributors visit https://naild.org/

Headlines and Sources:

Delphi Issues 26-Point Evidence Based Consensus on Non-Visual Effects of Light

https://www.medrxiv.org/content/10.1101/2025.05.07.25327160v1

Circadian Rhythm Shifts with Age, Affecting Chronic Health Conditions

https://link.springer.com/article/10.1007/s40675-025-00336-w

New Framework for Night Shift Health Studies

https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2025.1578128/full

Circadian Rhythms Linked with Stress Hormones in Humans

https://jcircadianrhythms.com/articles/10.5334/jcr.252

Regular Gamblers Get Moodier When Sleepy, But Make Similar Gaming Decisions

https://www.nature.com/articles/s41598-025-02027-6

Wearing your Sunglasses Before Bed has Benefits

https://dnyuz.com/2025/05/22/wearing-sunglasses-before-bed-might-be-the-ultimate-sleep-hack/

Circadian Rhythms Linked with Exercise Habits in Mice

https://jcircadianrhythms.com/articles/10.5334/jcr.257#results

Nocturnal Pollinators Just As Important as Daytime Ones

https://www.msn.com/en-us/news/technology/nocturnal-pollinators-just-as-important-as-their-daytime-colleagues-study-finds/ar-AA1FikJ5

Japanese Ricefish Spawn at Midnight, Light Pollution is Bad for That

https://www.nature.com/articles/s41598-025-01037-8

Morvan Park is a New Dark Sky Reserve in France

https://darksky.org/news/morvan-regional-park-designated-as-frances-newest-international-dark-sky-reserve/

Anholt, Denmark Secures DarkSky Status

https://www.forbes.com/sites/valeriestimac/2025/05/16/anholt-joins-denmarks-dark-sky-places-with-new-certification/

Weaselhead, AB Seeks RASC Status

https://ca.news.yahoo.com/weaselhead-preservation-group-seeks-nocturnal-234831668.html?guccounter=1&guce_referrer=aHR0cHM6Ly9tYWlsY2hpLm1wLw&guce_referrer_sig=AQAAAKFWVF3Sl4PuXUMo8KHtuzpigF37FsDbJynEhyLfJJtZ0x7XdGGLMdoHCt40LIeh4rhY-wE830sqG5AlVuG0VhH3_qCGxjWAs0Ti9QdlvlpIgVvsKacdwGkuzPoTDuPDcEPiTO1IrMYULSo6m3Zkhe8-GSTEHSvqPL2bxgkeWspd

Washington DC Extends Smart City Into Parks

https://ccr-mag.com/lighting-enhances-safety-and-well-being-on-dc-trails/

New Delhi Supports Olive Ridley Turtles During Nesting Season

https://www.socialnews.xyz/2025/05/23/proud-to-support-conservation-efforts-of-olive-ridley-turtles-says-karan-adani/#google_vignette

Lights Out Campaign in Southeast MB

https://steinbachonline.com/articles/spring-bird-migration-brings-thousands-of-birds-to-southeastern-manitoba-

Audubon TX Begins Lights Out for Migration Campaign

https://richardsontoday.com/lights-out-for-migrating-birds-through-june-15-2/

Duval Audubon Works in NE FL

https://www.news4jax.com/river-city-live/2025/05/13/turning-out-the-lights-to-save-birds-in-northeast-florida/

Nature Canada Names 4 Bird-Friendly Cities

https://www.thesuburban.com/news/city_news/st-laurent-honoured-by-nature-canada-as-bird-friendly-city/article_d665332f-9ed7-4cd0-9dfe-c7f432e08a10.html

St Pete, FL Build New Lighting Without Bothering an Osprey Nest

https://baynews9.com/fl/tampa/news/2025/05/20/lazarillo-park-osprey-nest-

Galesburg, Iowa Switches from Lighting to Falcons to Deal with Crows

https://www.yahoo.com/news/galesburg-considers-falcons-deal-crow-185610558.html?guccounter=1&guce_referrer=aHR0cHM6Ly9hcHAubWVsdHdhdGVyLmNvbS8&guce_referrer_sig=AQAAAAPcMfu8Xb7cYSO8irSBg2XVVUZPQ39i4791pnBsDBLROxE0so_Lxq1NxhhwqWdFCDF3dEhlXre9edZsZYjwnp1b3X_Uhzx1oEefQW17LC3JyQYkzwRxwHdp0hjkn9TkgvwtcyTJpBb4FhCZWyRHe0FVcV1ATM-jl00eIequJG-W

Charles City, VA Debates Lighting Rules for New Data Center

https://www.govtech.com/products/virginia-county-weighs-benefits-drawbacks-of-data-center

Scofield, UT Sets $1000 a Night Fine for Light Pollution

https://citizenportal.ai/articles/3409114/Utah/Schofield-Council-reviews-strict-outdoor-lighting-regulations-to-limit-light-pollution

Davis County, UT Debates Street Light Brightness

https://citizenportal.ai/articles/3315793/Bountiful/Davis-County/Utah/Residents-voice-concerns-over-bright-street-lights-and-dangerous-intersection-at-city-meeting

West Chester, PA Debates Lighting Initiatives

https://citizenportal.ai/articles/3312292/West-Chester/Chester-County/Pennsylvania/West-Chester-Council-discusses-dark-sky-lighting-initiatives-to-mitigate-light-pollution

Timnath, CO Expands Lighting Restrictions

https://citizenportal.ai/articles/3305503/Colorado/Dark-Sky-Colorado-chairman-criticizes-lighting-ordinance-exemptions-at-local-council-meeting

Frederick City, MB Reviews Lighting Plan for Spillage Issues

https://citizenportal.ai/articles/3276474/Frederick-City/Frederick-County/Maryland/City-Council-reviews-lighting-plan-addressing-spillover-and-glare-safety-concerns

Reflect Orbital Secures More Venture Capital

https://investorshangout.com/reflect-orbital-secures-major-funding-to-transform-energy-access-285051-/

Highlights from this episode:

• Health Updates

• Nesting

• Migrations

• Geopolitics

Intro and outro music by Doctor Turtle 

Sponsored by The National Association of Innovative Lighting Distributors visit https://naild.org/

Headlines and Sources:

ALAN Linked with Alzheimer’s Symptoms

https://link.springer.com/article/10.1186/s12889-025-22863-5

Light Pollution and Other Urbanization Issues Are Health Risk Factors for Poor and Middle-Income Populations

https://link.springer.com/article/10.1007/s40520-025-03052-1

Better Sleep Improves Diabetes Symptoms

https://link.springer.com/article/10.1186/s12884-025-07652-7

Poor Sleep Linked with Depression

https://www.mdpi.com/2624-5175/7/2/22

CBT Fails to Aid Insomniac Shift Workers better than standard treatment

https://www.mdpi.com/2624-5175/7/2/24

Depression, Sensation Seeking, Linked with Chronotype in Teens

https://link.springer.com/article/10.1186/s12888-025-06855-8

VR Study from Korea Correlates Feelings of Outdoor Night Time Safety Sentiments with Interior Lighting

https://link.springer.com/article/10.1007/s10055-024-01080-2

Light Pollution Harms Flat Oysters

https://www.nature.com/articles/s41598-025-98746-x

Circadian Disruption Linked with IBS-like Symptoms in Mice

https://link.springer.com/article/10.1186/s12866-025-04009-0

Blue Linked with Kidney Stones in Rats

https://www.lightnowblog.com/2025/05/blue-light-linked-to-increased-kidney-stones-in-rats/

Unpredictable Light Exposure Disrupts Gene Expression in Birds

https://www.newsy-today.com/unpredictable-light-exposure-disrupts-biological-sex-differences-in-birds/

U Windsor Entrains Photoperiod and Feeding of Salmon

https://www.nature.com/articles/s41598-025-01069-0

Adirondack, NY Seeks DSI Status

https://www.wamc.org/news/2025-05-01/adirondack-sky-center-and-observatory-president-talks-about-quest-for-dark-sky-designation

Cleveland Heights, OH To Swap Street Lights for Warmer Options

https://heightsobserver.org/read/2025/05/01/ch-to-replace-toobright-streetlights-with-warmer-alternatives

Sea Turtle Season Begins:

Efforts in effect in Naples, FL

https://www.gulfcoastnewsnow.com/article/sea-turtle-nesting-season-collier-county-finishes-berm-project/64647569

on Jekyll Island, GA

https://www.yahoo.com/news/georgia-first-sea-turtle-nest-204410656.html

in Sarasota, FL

https://www.yahoo.com/news/sea-turtle-nesting-season-begins-200104052.html?guccounter=1

on the Gulf Shores, AL

https://www.yahoo.com/news/sea-turtle-nesting-season-begins-195307100.html

in Sanibel, FL

https://santivachronicle.com/news/sanibels-first-sea-turtle-nest-of-season-found/

Spring migration is on:

May 10 was Migratory Bird Day

https://www.rappler.com/bulletin-board/world-migratory-bird-day-2025/

DSI Partners with Audubon Society

https://darksky.org/news/how-darksky-partners-with-the-national-audubon-society-to-promote-lights-out-for-the-birds/

St. Louis Gateway Arch Goes Dark for Migration

https://www.msn.com/en-us/news/us/the-gateway-arch-will-go-dark-starting-this-week-here-s-why/ar-AA1DMOck

Awareness being raised in:

Fort Worth TX

https://hoodline.com/2025/04/fort-worth-launches-lights-out-initiative-to-protect-migrating-birds-and-reduce-light-pollution/

Cornell U Works on Bird Safety in MI

https://www.msn.com/en-us/travel/news/bird-migration-map-2025-how-to-track-their-journey-to-michigan/ar-AA1DBO8v

Lake Superior Zoo, Partners with DarkSky MN to Reduce Business Lighting

https://www.startribune.com/duluth-businesses-lauded-for-promoting-less-light-more-night-sky/601336436

Lights Out in Lake District of Keswick, UK

https://www.newsandstar.co.uk/news/25116835.lake-district-dark-skies-event-set-keswick-next-week/?ref=rss

CO Residents Encouraged to Cut Lighting for Migration Season

https://www.pagosasun.com/stories/residents-encouraged-to-lessen-light-pollution-during-bird-migration,81276

Ditto in LI

https://www.danspapers.com/2025/05/dark-skies-protect-migrating-birds-li/

And in OR

https://www.kgw.com/video/news/local/nearly-8-million-birds-migrate-across-oregon-in-less-than-a-day/283-388bb3b4-ef06-4373-9738-f4b506eab7eb

Rappahannock County, VA Seek Lighting Restrictions Similar to Neighboring Counties

https://citizenportal.ai/articles/3214664/Rappahannock-County/Virginia/Rappahannock-County-reviews-dark-sky-lighting-restrictions-for-residential-properties

Fountain Hills, AZ Makes Lighting Compliance Part of 5G Tower Approval

https://citizenportlal.ai/articles/3190721/Fountain-Hills/Maricopa-County/Arizona/Fountain-Hills-Council-considers-50K-T-Mobile-grant-amid-cell-tower-controversy

Milwaukee, WI Rejects 4-Story LED Billboard on a Condo

https://www.jsonline.com/story/money/real-estate/commercial/2025/05/02/milwaukee-rejects-sign-covering-4-stories-on-a-downtown-condo-tower/83347817007/

Nova Scotia Opens 200km of Dark Sky Trails on Repurposed Railway Lines

https://www.saltwire.com/nova-scotia/tri-county-vangaurd/dark-sky-trailway-official-branding-for-western-rens-rail-trail-enhancement-initiative

Residents of Tyrol, Italy Deal with Reduced Sleep Quality

https://www.mdpi.com/2624-5175/7/2/23

Ad in Dublin Provokes Complaints

https://www.msn.com/en-us/lifestyle/lifestyle-buzz/resident-sparks-outrage-with-photo-of-obnoxious-sign-on-city-street-should-be-destroyed/ar-AA1DT82e

Nobody Likes this BC Hardware Store’s New Set Up

https://www.lakecountrycalendar.com/local-news/ridiculous-lake-country-seniors-frustrated-by-bright-lights-from-home-hardware-7968157

Ongoing Tensions Between China and US Threatens New Observatory in Chile

https://www.bloomberg.com/news/articles/2025-04-29/chinese-telescope-pushes-chile-into-geo-political-balancing-act?embedded-checkout=true

DarkSky Outlines Principles of Responsible Astrophotography

https://darksky.org/news/darkskys-principles-for-responsible-astrophotography/

And to go with, that they Announces the Return of the ‘Capture the Dark’ Astrophotography Contest

https://darksky.org/news/darksky-international-announces-the-return-of-capture-the-dark-the-premier-nighttime-photography-contest/

Not Sponsored: Glamox Debuts Wildlife-Friendly LEDs for Marine Use

https://www.marinelink.com/news/glamox-unveils-wildlifefriendly-marine-525444

Highlights from this episode:

• 3-Way Conflicts 

• Alignments

• Dark Sky Week

• Lawsuits

Intro and outro music by Doctor Turtle 

Sponsored by The National Association of Innovative Lighting Distributors visit https://naild.org/

Headlines and Sources:

DSI Splits Fixture Cert into 4 Fixture Certs

https://darksky.org/news/darksky-international-updates-darksky-approved-luminaires-program-to-tackle-growing-light-pollution-crisis/

DesignLights Consortium Opens Draft of LUNA v2.0 to Public Comment

https://designlights.org/our-work/solid-state-lighting/ssl-v6-0-and-luna-v2-0-technical-requirements-draft-1/

LEED Boost Bird Safety Credits

https://www.lightnowblog.com/2025/04/leed-increases-bird-safe-credits-and-controversy/

U Basel: Blue Light Might Not Be Worse Than Any Other Wavelength

https://www.nature.com/articles/s41562-023-01791-7

Shift Worker Health Improves After Restricting Eating to Daylight Hours

https://newz9.com/how-daytime-eating-can-reduce-health-risks-for-night-shift-workers/#google_vignette

DST is Worse for Young People

https://wowwatchers.com/young-people-hit-hardest-by-daylight-saving-time/

Early Birds Do Better in Terms of Conscientiousness

https://jcircadianrhythms.com/articles/10.5334/jcr.240

Chronotype Linked with Lung Function

https://jcircadianrhythms.com/articles/10.5334/jcr.242

Circadian Disruption is Bad for Volleyball Players

https://link.springer.com/article/10.1186/s13102-025-01117-2

Balanced Circadian Rhythms Boost Sports Performance

https://www.mdpi.com/2624-5175/7/2/18

Circadian Disruption Is Good for Parasites (ie Bad for Hosts) 

https://www.nature.com/articles/s44323-025-00031-7

Circadian Disruption, High Fat Diet is Bad For Pregnant Mice

https://journals.plos.org/plosone/article?id=10.1371%2Fjournal.pone.0320538

Balanced Circadian Rhythms Balance Organ Function in Female Mice

https://jcircadianrhythms.com/articles/10.5334/jcr.245

Light Pollution is Causing Urban Birds to Develop Brighter Plumage

https://www.earth.com/news/birds-living-in-cities-are-usually-more-colorful-and-less-brown/

Monarch Butterfly Migration Begins

https://darksky.org/news/monarchs-on-the-move-why-dark-skys-matter/?ref=ecofriendlywest.ca

Chinook Salmon Migrate by Night, Light Pollution is Hurting Their Population

https://fishbio.com/smolt-in-the-spotlight-effects-of-artificial-lighting-on-salmon-survival-flashback-friday/

Audubon Society Study Confirm Fall Migration is Deadlier to Birds

https://www.audubon.org/press-room/fall-migration-most-dangerous-season-warblers-new-audubon-study?ms=digital-eng-social-twitter-x-20250300-nas_eng

Lights Out Uxbridge, ON Gears up for Spring Migration

https://durhampost.ca/lights-out-uxbridge-urges-action-on-artificial-light-at-night

UT Declares April as 5th Annual Dark Sky Month

https://www.deseret.com/lifestyle/2025/04/01/utah-national-parks-dark-sky-astrotourism-space/

What’s Up with Dark Sky Week 2025

https://www.cnn.com/science/light-pollution-dark-skies-c2e-spc/index.html

Dark Sky Week April 21-28 in Florence, AZ

https://www.pinalcentral.com/florence_reminder_blade_tribune/dark-sky-week-events-set/article_70e4787c-f040-42f4-9f53-ff48b3fa7379.html

Idaho Falls, Idaho Hosts Dark Sky Meeting

https://www.idahopress.com/apgstate/shining-a-light-on-the-dark-locals-aim-for-less-light-pollution/article_50e5f1e2-d5e2-5961-8672-5c4eb4b98524.html

New Dark Sky Initiative in Rural Texas

https://www.houstoncitybeat.com/people-and-places/ALL-ABOUT-HOU/dark-sky-initiative/

Dr Michael Byers Condemns Satellite Proliferation

https://www.highnorthnews.com/en/increase-satellites-pollutes-our-night-sky-and-atmosphere-says-researcher

Amazon Launches SpaceX Competitor

https://www.cnbc.com/2025/04/02/amazon-to-launch-first-batch-of-kuiper-satellites-on-april-9-.html

Myriota Launches Amazon Competitor for IoT

https://iottechnews.com/news/myriota-expands-satellite-iot-constellation-successful-launch/

Royal Horticultural Society Calls for Limits on Garden Lighting

https://www.the-express.com/lifestyle/garden/168114/gardeners-stop-lights-gardens-apocalyptic-reason

St Paul’s Cathedral in London Chooses DarkSky Approved Garden Lighting

https://designinglightingglobal.com/dw-windsor-delivers-darksky-approved-lighting-for-st-pauls-cathedral-gardens/

Palo Alto, CA Debates Lighting Ordinances

https://abc7news.com/post/palo-alto-consider-new-dark-sky-ordinance-reduce-light-pollution/16117819/

Leadville, CO Debates DarkSky Status

https://www.leadvilleherald.com/news/city-considers-dark-sky-certification/article_3c991550-df03-4202-bd0d-18630b8b306b.html

Chattanooga, TN City Council Sets Sign Rules

https://www.chattanoogapulse.com/local-news/political-news/city-council-approves-long-awaited-sign-ordinance-update/

Marin Catholic HS Sport Field Lighting Issue Goes to Court

https://inside.lighting/news/25-04/friday-night-lawsuit-school-lighting-plan-lands-court

Headlights (and by extension American Cars) Are Too Damn High

https://saemobilus.sae.org/papers/a-survey-vehicle-forward-lighting-system-mounting-height-driver-eye-height-2025-01-8662

Freefly Proposes 300,000 Lumen-Projecting Drone

https://theawesomer.com/flying-sun-aerial-illumination-drone/767647/

Highlights from this episode:

• Road Trips

• Low Orbit

• Parks

• Highways

Intro and outro music by Doctor Turtle 

Sponsored by The National Association of Innovative Lighting Distributors visit https://naild.org/

Headlines and Sources:

Depression Symptoms Linked with Circadian Rhythm

https://www.health.com/how-to-ease-nighttime-blues-11678870

Light Pollution Linked with Type 2 Diabetes (in Monkeys)

https://pubmed.ncbi.nlm.nih.gov/39950097/

Circadian Rhythms Influence Caloric Intake (in Teens)

https://www.psychiatrist.com/news/circadian-rhythms-influence-caloric-intake/

Morning Exercise Linked with Cognitive Boost (in Dancers)

https://www.mdpi.com/2624-5175/7/1/7

New Study Recommends Circadian Entrainment for Cardiac Patients in ICU

https://link.springer.com/article/10.1186/s40635-025-00730-2?error=cookies_not_supported&code=c2adf1bc-516e-4bd2-abb4-c65b00e6d9a9

We’re Sleeping Longer and Better Than Any Time in History But We’re Less Rested

https://www.msn.com/en-us/health/wellness/you-re-sleeping-much-longer-than-your-ancestors-but-here-s-why-you-re-still-right-to-complain/ar-AA1zVvVe

Self-Driving Cars Confused by Emergency Vehicle Lighting

https://www.iotworldtoday.com/transportation-logistics/self-driving-cars-confused-by-flashing-emergency-lights-study-finds

Porsche Headlights Recalled for Brightness

https://www.kbb.com/car-news/recall-alert-porsche-911-headlights-too-bright/#:~:text=Porsche%20has%20recalled%20878%20units,can%20temporarily%20blind%20oncoming%20drivers

Next Tesla Model Year Will Have Adaptive Headlights on All Models

https://driveteslacanada.ca/news/tesla-confirms-adaptive-headlights-coming-to-all-models-with-matrix-leds-in-north-america/#google_vignette

Light Pollution Linked with Mass Insect Deaths (again)

https://www.sciencedirect.com/science/article/pii/S0269749125002003

Roosevelt Park Zoo Leads Lights Out for Birds Initiative

https://www.minotdailynews.com/news/local-news/2025/02/join-zoo-to-support-lights-out-for-birds-initiative/

Yorkshire Celebrates 10 Years of Darkness

https://uk.headtopics.com/news/yorkshire-s-dark-skies-celebrate-10th-anniversary-of-65920321

City of Las Vegas Pass Light Pollution Bylaw Ahead of LDS Temple Construction

https://thenevadaglobe.com/702times/city-bureaucracy-vs-faith-las-vegas-imposes-limits-on-lds-temple-lighting/

MI Residents Seeks to Expand Reach of Dark Sky Reserves in the Upper Peninsula

https://www.mlive.com/environment/2025/02/michigan-bans-state-dark-sky-preserves-in-the-up-some-want-that-to-change.html#:~:text=The%20effort%20to%20overturn%20the,yet%20been%20introduced%20in%20Lansing

Airport in Jackson, WY Seeks DarkSky Recognition

https://buckrail.com/jh-airport-on-track-to-become-first-darksky-certified-airport/

Chico, CA Debates Darkness

https://www.mynspr.org/news/2025-02-20/dark-skies-or-safer-streets-chico-discusses-street-lights

New Ronan, MT Commision Members Seeks Dark Sky Audit

https://leaderadvertiser.com/news/2025/feb/20/four-members-appointed-to-ronan-study-commission/

Logan Square, IL Cracks Down on Lighting Trespass

https://blockclubchicago.org/2024/11/04/ordinance-would-crack-down-on-too-bright-exterior-lights-as-logan-square-neighbors-fight-rogue-homeowner/

Berthoud, CO Town Board to Seek DarkSky Recognition

https://berthoudsurveyor.com/town-board-waives-after-prom-fees-approves-historic-renovation-and-pursues-darksky-certification/

Proposed Data Center in Port Washington, WI Threatens Observatory

https://www.ozaukeepress.com/content/letter-data-center-threatens-end-observatory%E2%80%99s-night-sky-views

Boulder City, NV Installs New, Responsible Lighting

https://www.reviewjournal.com/local/local-nevada/a-great-thing-boulder-city-takes-steps-to-darken-its-skies-3309577/

Byrne Dairy Installs Dark Sky Compliant Lighting

https://www.thedailynewsonline.com/news/byrne-dairy-gets-city-planners-approval/article_34a2cf92-eec3-11ef-8b35-b73ca7b0f451.html

Fort Wayne, IN Golf Center Promises to Limit Light Pollution

https://www.wane.com/top-stories/bait-and-switch-councilman-russ-jehl-opposes-golf-entertainment-center-cites-zoning-issues/

Comber Greenway in Ireland Test Red Lighting

https://issuu.com/designinglighting/docs/dlg_vol_ii_issue_3/s/66750480

Turkey to Pursue Recognition for a Dark Sky Park this Year

https://bazaartimes.com/turkiye-takes-a-step-into-astrotourism-ministries-to-include-it-in-development-plans/#google_vignette

Bhopal India Opens Campground for Sleep Tourism

https://timesofindia.indiatimes.com/city/bhopal/mpt-installs-tent-cities-embracing-sleep-tourism/articleshow/118611284.cms

SpaceSail Plans on Launching 15,000 Low-Orbit Satellites by 2030

https://www.pcgamer.com/hardware/so-long-and-thanks-for-all-the-space-junk-china-based-starlink-competitor-spacesail-plans-to-have-15-000-satellites-deployed-by-2030-and-its-not-the-only-one-with-its-eyes-on-the-skies/

UN Meets on Satellite Impacts

https://cps.iau.org/news/un-meeting-features-satellite-impact-on-astronomy/

US Space Force to Mandate Laser Devices for Orbital Management

https://boingboing.net/2025/02/25/laser-license-plates-help-satellites-dodge-orbital-collisions.html

Highlights from this episode:

• Manipulating a Groundhog’s Day

• Weight Loss

• Interpreting of ALAN

• Getting Down Under the Sea

Intro and outro music by Doctor Turtle 

Sponsored by The National Association of Innovative Lighting Distributors visit https://naild.org/

Headlines and Sources:

Circadian Disruption Linked with Obesity (in mice)

https://link.springer.com/article/10.1007/s13679-025-00610-6?

WISIT Vaccines Work Better When Dosage Timed with Circadian Rhythm

https://journals.plos.org/plosone/article?id=10.1371%2Fjournal.pone.0318293

Light Pollution Linked with Breast Cancer

https://www.newsylist.com/exposition-a-la-lumiere-artificielle-nocturne-et-risque-de-cancer-du-sein/#google_vignette

“Night Owl” Behavior Might Be Bad for Mental Health

https://med.stanford.edu/news/all-news/2024/05/night-owl-behavior-could-hurt-mental-health–sleep-study-finds.html

Nursing Care Improves Patient Outcomes When Timed to Circadian Rhythm

https://link.springer.com/article/10.1186/s12912-025-02793-8

Poor Sleep Makes Your Perimenstrual Symptoms Worse

https://bmjopen.bmj.com/content/15/2/e093197

UK Drivers Feel Less Safe with LED Headlights

https://uk.headtopics.com/news/rules-on-bright-headlights-could-change-as-drivers-feel-65409347

ALAN Is Changing Fly Habits at Night And It’s Bad

https://link.springer.com/article/10.1007/s00027-025-01161-7?error=cookies_not_supported&code=5d720e03-f385-4a5c-8528-d2d9126a105a#Sec11

Light Pollution Harms Amphibians During Life Transition Periods

https://www.sciencedirect.com/science/article/abs/pii/S1095643325000170

Light Pollution Harms Coral Reproduction

https://link.springer.com/article/10.1007/s00227-024-04588-y

Circadian Rhythm Linked with Epigenetics in Sea Bass

https://link.springer.com/article/10.1007/s10695-025-01461-7?error=cookies_not_supported&code=20625a93-79f3-47a4-ae2e-8b8fc979226f

Japanese Rice Fish Need Darkness for Reproductive Activity

https://journals.plos.org/plosone/article?id=10.1371%2Fjournal.pone.0318358

LEED Updates Rules for Bird Safety

https://www.audubon.org/magazine/leeds-green-building-rules-are-becoming-more-bird-friendly-do-they-go-far-enough?ms=digital-eng-social-twitter-x-20250200-nas_eng

Glamox Shows Off Bird-Safe Green LED (not an endorsement)

https://www.recolight.co.uk/glamox-unveils-bird-friendly-luminaires/

IKEA Publishes Sleep Study

https://www.furnituretoday.com/research-and-analysis/how-much-sleep-are-we-missing-ikea-study-shows-that-plus-10-tips-to-improve/

Landes de Gascogne Regional Natural Park Recognized by DSI

https://darksky.org/news/landes-de-gascogne-regional-natural-park-becomes-the-sixth-international-dark-sky-reserve-reserve-internationale-de-ciel-etoile-rice-in-france/

DSI Recognizes Tāhuna Glenorchy, NZ as a Sanctuary

https://darksky.org/news/tahuna-glenorchy-becomes-new-zealands-fifth-international-dark-sky-sanctuary/

Gdańsk, Poland Tackles Light Pollution

https://plan-b-project.eu/2025/02/02/gdansk-takes-action-against-light-pollution/

Norfolk County, ON Recaps Lighting Bylaw Enforcement in Cannabis Growing

https://stratcann.com/news/ontario-county-bylaw-designated-cannabis-production-licences/

Westport, CT Debates Brightness at Sports Fields

https://westportjournal.com/government/athletic-field-lighting-proposal-gets-shade-from-neighbors/

Linden, MI is too Bright

https://www.tctimes.com/news/residents-complain-about-light-pollution/article_2d0a690c-e590-11ef-a1c1-3f79b0231246.html

Taprock Ridge, UK Hosts Dark Skies Lecture

https://we-ha.com/traprock-ridge-land-conservancy-hosting-dark-skies-lecture/

Florida Celebrates Dark Skies at Everglades National Park

https://www.nps.gov/ever/planyourvisit/everglades-dark-sky-celebration.htm

Breckenridge and Frisco, CO Move Ahead on DarkSky Programs

https://www.summitdaily.com/news/summit-communities-are-moving-forward-with-darksky-initiatives-heres-what-it-means-for-residents-businesses-and-the-environment/

Lighting Planned for San Luis, AZ Border

https://www.msn.com/en-us/news/world/arizona-lays-more-razor-wire-at-border/ar-AA1yojWD

Grand Canyon National Park Welcomes Astronomer in Residence

https://x.com/GrandCanyonNPS/status/1886515055661056279

SLC, UT Drone Company to Offer Gender Reveal Light Shows

https://thenextdaily.com/news/droneshowcom-illuminates-the-sky-with-new-gender-reveal-service/500717

Dark Sky Tourism on the Rise in Australian Outback

https://au.headtopics.com/news/dark-sky-tourism-could-be-answer-to-outback-tourism-slump-65370585

ALAN as a Measure of Economic ‘Progress’ in Developing Nations

https://journals.plos.org/plosone/article?id=10.1371%2Fjournal.pone.0318482

Using ALAN to Chart Hurricane Recovery

https://www.sciencedirect.com/science/article/pii/S0034425725000495?via%3Dihub=

Punxsutawney Phil is Kept Under Lighting That Prevents His Hibernation impulse

https://www.dnronline.com/news/lifestyle/nature-notes-groundhog-day-was-no-fun-for-the-groundhog/article_29525f2d-95a5-5d6b-ab5d-87a91a3b82b3.html