Learn about Earth's biodiversity and natural resources. Plus: Explore national parks and state wilderness areas.
Absorbing more carbon dioxide than they release, these vast forests can be credited with helping to lower levels of greenhouse gases in the atmosphere.
History is wrought with harrowing survival stories of exiled castoffs and marooned travelers who have defied the odds.
Here are 21 reasons why woodlands are wonderful.
Have you ever seen a tortoise adopt a hippo? Get ready to fall in love with these sweet animal pairs.
The fish punctured a hose connected to a BP oil tanker, resulting in an estimated $100 million loss.
There's a fascinating reason behind why something should look green, but doesn't.
'Wolf Mountain,' about wolf rescuer Tonya Littlewolf, named winner of this new short film competition.
Many species have unique survival strategies for the cold, and this moss is just one of them.
Titled 'Bigger Than Life,' a new short video explores Alaskan ice caves with a GoPro-toting drone.
Scientists disagree about what impact ice loss in Greenland could have on sea level rise as some models predict that the melting of glaciers will slow as they retreat into rocky valleys.
Ocean waves + thousands of years + rock = a beautiful mushroom formation on the coast of Norway. See it here.
The national wildlife refuge system is one of America's most valuable natural assets. You can get a taste of their glory with these stunning photos from refuges around the country.
Flight 370's disappearance is such a mystery that mentions of a Vietnamese Bermuda Triangle were inevitable. But take it with a grain of salt.
Underneath the Earth's mantle is a large mass of water that rivals that 'sort of mass of water that's present in all the world's oceans.'
The 1,600-acre Point Arena-Stornetta nature preserve is an onshore portal for the California Coastal National Monument, a string of 20,000 reefs, rocks and islands spanning the state's coast.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.