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.