How did giant boulders get placed atop this island in the Bahamas?
October 31, 2017, 7:01 p.m. by Bryan Nelson
The mystery of Eleuthera island's boulders might finally be solved, and it's an foreboding sign of what's to come.
Coast Guard rescues women who spent 5 months at sea with their dogs
October 31, 2017, 10:42 a.m. by Mary Jo DiLonardo
They survived shark attacks, a dead engine and lived on mostly oatmeal and rice.
Whales and dolphins have human-like social and cultural skills
October 18, 2017, 11:57 a.m. by Russell McLendon
Social marine mammals provide a 'unique and striking parallel' to our own species, scientists say.
5 creative techniques being used to keep coral reefs alive
October 3, 2017, 2:38 p.m. by Starre Vartan
Since the threats to corals vary depending on location, scientists are customizing solutions to help them survive.
Biologist stumbles upon massive 'blue hole' in Great Barrier Reef
September 29, 2017, 4:02 p.m. by Michael d'Estries
The massive underwater sinkhole hosts an untouched ecosystem of marine life.
Sea turtles may be edging back from the brink of extinction
September 25, 2017, 6:54 a.m. by Christian Cotroneo
Researchers were surprised to find their numbers surging.
These octopuses like to hang out together in an underwater city called Octlantis
September 19, 2017, 1:20 p.m. by Mary Jo DiLonardo
Once believed to be loners, these marine creatures have a vibrant social life.
Why are we still talking about Chris McCandless?
How to watch the Leonid meteor shower
9 of the world's largest dog breeds
Everything you need to know about mashed potatoes just in time for Thanksgiving
Canada opens world's longest hiking trail that stretches coast to coast
7 cultural concepts we don't have in the U.S.