Shell backs off Arctic 'for the foreseeable future'
September 28, 2015, 2:24 p.m. by Russell McLendon
The oil giant has spent billions on a quest to drill off Alaska, but now it's abruptly putting those plans on ice.
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.