Add Yahoo as a preferred source to see more of our stories on Google. The northern hemisphere of Venus, as captured in radar data from NASA’s Magellan spacecraft. Some of the circular features seen in ...

If you look back through the billions of years of Earth’s history, you realize that the ground beneath you is anything but stable. Our planet has been a molten ball of fire, a frozen wasteland, and a ...

NASA’s Mars Curiosity rover has been exploring a curious geological formation made up of ridges up to six feet in height for the last six months.

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...