Don't laugh. You'll be surprised at what you don't know about kitty playtime.
Earth's tiniest creatures loom large in hyper-realistic photos
October 13, 2015, 7:30 a.m. by Catie Leary
Photographer uses a painstaking post-processing technique called "hyper focus" to capture the diverse beauty of nature.
Finding peace with a pack, a trail and lots of time
October 12, 2015, 11:58 a.m. by John Donovan
Thru-hiking is a way of life for substitute teacher and former marathoner Erin Saver.
Genetic boost helps elephants fight cancer
October 12, 2015, 10:18 a.m. by Laura Geggel, LiveScience
The gene TP53 may give researchers the key to fight certain types of cancer in humans.