Students revive extinct squash with 800-year-old seeds
October 1, 2015, 5:57 p.m. by Robin Shreeves
Seeds found during an archaeological dig on First Nations land revive a long-lost varietal.
Which U.S. states have the most endangered species? [Infographic]
September 21, 2015, 11:50 a.m. by Russell McLendon
Here's a graphical glimpse at America's most endangered wildlife, where they live and how many are left.
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.'
Signs of blood cells found inside dinosaur fossils
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.