Some vacationers ignore 'no swimming' signs. But should those avoiding the water be wary of the sand, too?
A statement made by Neil deGrasse Tyson, released after NASA debuted a new image of Earth on the 46th anniversary of the 1969 moon walk.
There is no longer any doubt: We are entering a mass extinction that threatens humanity's existence.
How come fish have mercury in them - and aren't fish supposed to be healthy to eat?
A definitive geological timeline shows that a series of massive volcanic explosions 66 million years ago contributed to the extinction of the dinosaurs.
If you are planning a beach vacation, you've probably wondered: Should you be worried about sharks? How common are shark attacks?
People have long thought that the rough skin of sharks may give them a swimming boost, and now scientists have made the first realistic faux shark skin.
Some people travel, but forget to bring along any common sense. Here are 42 crazy but true travel complaints that will make you cringe.
With all the technology available now, you may wonder: Is there any old pirate treasure - or any shipwrecks - yet to be discovered? Find out where to look!
Drowning can occur in any liquid or body of water - a pool or a puddle, bathtub or bucket. But even after someone who nearly drowned is pulled from the water, they're not necessarily safe.