6 things to know about Earth's 6th mass extinction
June 23, 2015, 3:45 p.m. by Russell McLendon
A new study reports the long-suspected mass extinction of wildlife is 'already under way.'
U.S. grants new protections for captive chimpanzees
June 12, 2015, 2:54 p.m. by Russell McLendon
The U.S. has officially reclassified all chimpanzees — both in the wild and in captivity — as an endangered species.
Massive great white shark 'Deep Blue' may be largest ever filmed
June 12, 2015, 1:28 p.m. by Michael d'Estries
20-foot-long shark makes waves online after a Discovery 'Shark Week' expert posts video of the giant.
U.S. Coast Guard saves sea turtles tangled in trash
June 9, 2015, 1:55 p.m. by Russell McLendon
A recent search for drug smugglers quickly became an even more urgent mission: saving two sea turtles from ocean plastic.