As U.N. makes history on Earth Day, Leonardo DiCaprio reminds us not to rest on laurels
April 22, 2016, 2:31 p.m. by Russell McLendon
More than 170 world leaders signed the Paris Agreement on Earth Day 2016, but that's just the beginning.
Shane Burcaw transcends hardship through humor (and he thinks you can do the same)
November 16, 2015, 12:32 p.m. by Sidney Stevens
Wheelchair-bound author Shane Burcaw started writing funny stories about living with a neuromuscular disease and inspired a movement.
'I Will Always Write Back': A life-changing promise
May 11, 2015, 11:10 a.m. by Sidney Stevens
How a pen-pal relationship between a girl in Pennsylvania and a boy in Zimbabwe altered two lives, inspired a book and continues to help others around the world.
This sweet-looking kitty is one of Africa's deadliest cats
One woman met a stray dog — and changed everything for a forgotten breed
The first image of a black hole is almost ready
What to eat (and avoid) to improve dry skin
Parallel worlds exist and interact with our world, say physicists
What caused 200,000 saigas to die?