Does an empty baseball field really need outdoor lighting all night?
June 15, 2019, 9:20 a.m. by Russell McLendon
The International Dark-Sky Association has a few ideas to reduce light pollution from sports facilities.
3 new Dark Sky Parks reveal wonders of the night sky
May 23, 2019, 1:15 p.m. by Angela Nelson
International Dark-Sky Association honors places that preserve unpolluted views of the sky.
England's 'cosmic census' reveals scale of light pollution
April 18, 2019, 11:14 a.m. by Michael d'Estries
English star count draws attention to the threat of light pollution.
Light pollution threatens migrating birds, especially if they tweet while flying
April 9, 2019, 11:33 a.m. by Russell McLendon
Birds that produce 'flight calls' during night migration may be more vulnerable to light pollution, a new study finds.
Chinese city plans to launch an 'artificial moon' to replace streetlights
October 18, 2018, 10:18 p.m. by Bryan Nelson
The wild plan involves a reflective satellite that would beam down a 'dusk-like glow' within city limits.
Watch storms and stars sail over the Colorado River
March 16, 2018, 12:06 p.m. by Noel Kirkpatrick
The latest from the SKYGLOW project looks at the sky from the river level of the Grand Canyon.
The first dark sky reserve in the U.S. is a stargazer's paradise
December 29, 2017, 2:23 p.m. by Michael d'Estries
Located in Idaho's Sawtooth Mountains, it's the third largest reserve in the world.
Watch an ocean of dreamy clouds roll through the Grand Canyon
December 17, 2017, 6:49 p.m. by Noel Kirkpatrick
The latest from the SKYGLOW project captures the Grand Canyon during a full cloud inversion.
Meet the cecropia moth, the largest moth in North America
June 23, 2017, 4:10 p.m. by Russell McLendon
If you think it looks cool, wait till you see its caterpillars.
Mesmerizing time-lapse captures rare cloud phenomenon in Grand Canyon
May 16, 2017, 11:40 a.m. by Angela Nelson
Filmmakers Gavin Heffernan and Harun Mehmedinović show us a full cloud inversion at Grand Canyon National Park.
A former NASA scientist is convinced we already found life on Mars
Parallel worlds exist and interact with our world, say physicists
The amazing health benefits of turmeric
Wildlife Photographer of the Year winners will take your breath away
9 of the world's largest dog breeds
NASA's all-female spacewalk is back on
Why you should mulch leaves, not rake them
When will fall leaves be at their peak near me?
7 amazing soups for soup weather
5 ways to beat fall allergies
Why does autumn have two names?
5 classic fall recipes
Thanks to seed savers, Glass Gem corn exists
10 best places outside the U.S. for fall color