Marine tetrapods, a group of animals including whales, dolphins, seals, and sea turtles, have moved from sea to land and back to the sea over the last 350 million years
New evidence suggests that ocean acidification played a key role in the Permian–Triassic mass extinction event 252 million years ago that killed most life on Earth.
If you had to name a dinosaur, you might say Brontosaurus. But, since 1903, experts have said that Brontosaurus isn't a separate species. Now Bronto is back!
A geomagnetic storm sparked a display of auroras on the night of April 9-10. Auroras sighted as far south as Colorado! The storm may intensify later today.
Living in ice is no easy feat, but ice worms make it work. Part of the secret to their survival on glaciers lies in a symbiosis between worm and bacteria.
Burmese pythons were imported to Florida as pets. Now tens of thousands of them are in the wild and they're eating ... everything. New York Times video.