Why house cats pose a threat to endangered sea otters
September 6, 2019, 1:10 p.m. by Russell McLendon
Outdoor cats can harm wild animals even if they never cross paths.
The controversy behind the world's next great telescope
August 26, 2019, 9:50 a.m. by Robynne Boyd
Thirty Meter Telescope will be built in a culturally and ecologically sensitive area of Hawaii.
Ohio lost a third of its butterflies in 21 years — and it probably isn't alone
July 18, 2019, 3:30 p.m. by Russell McLendon
The decline of Ohio's butterflies likely reflects a broader crisis for a wide range of insects, researchers say.
Camera trap captures rare high-definition photos of a jaguar in the wild
June 20, 2019, 9 a.m. by Russell McLendon
The jaguar crept past a camera trap set up to record the elusive cats in a French Guiana rainforest.
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.