An unusual species of fish that can walk and breathe air shows that these animals may be more capable of adapting to life on land than previously thought, researchers say.
For at least a century, the "slithering stones" of Death Valley—rocks, some of them boulders weighing more than 600 pounds, that move across the desert floor...
A panda research center in China called off what would have been the first-ever live broadcast of a panda birth after determining that panda Ai Hin wasn't...
The federal government is protecting 20 types of colorful coral by putting them on the list of threatened species, partly because of climate change.
Houston, we have a question: What are these weird spiky shapes we're seeing as we fly over Siberia? That's what astronauts were asking this June, when the sight of strange,...
As archaeologists continue to clear dirt and stone slabs from the entrance of a huge tomb in Greece, excitement is building over what excavators may find inside
NASA's Mars rover Curiosity has passed up a potential drilling target and instead resumed the long trek to a huge Red Planet mountain.