Test your knowledge of these loved, feared and respected felines.
People that live in this desert have evolved the ability to drink arsenic
February 23, 2017, 5:28 p.m. by Bryan Nelson
Humans are still evolving, and in some pretty surprising ways.
Subscribe to our newsletter
Farmer brings water to wild animals in drought-stricken Kenya
February 23, 2017, 3:32 p.m. by Mary Jo DiLonardo
Patrick Kilonzo Mwalua brings more than 3,000 gallons each trip.
Vieques: A Caribbean island with beaches and eco-hotels galore
February 23, 2017, 1:14 p.m. by Starre Vartan
Just off the coast of Puerto Rico, this island has a fascinating history.
Take this mosquito quiz to prepare for the inevitable onslaught
February 23, 2017, 12:15 p.m. by Mary Jo DiLonardo
How much do you know about these annoying, sometimes deadly insects?
U.S. Supreme Court rules in favor of girl and Wonder the service dog
February 23, 2017, 12:09 p.m. by Mary Jo DiLonardo
Wonder the service dog was banned from the classroom when girl was 5.