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.'
June 19, 2015, 4:24 p.m. by Russell McLendon
A new time-lapse video captures the rise and fall of a stationary supercell thunderstorm over South Dakota.
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.
June 11, 2015, 8:15 a.m. by Russell McLendon
Scientists have discovered structures that resemble an emu's red blood cells, and others that look like collagen, inside eight 75 million-year-old dinosaur bones.
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.