The discovery of a massive crater formed by the impact of a meteorite more than 3.5 billion years ago is changing the way ...

More than half a billion years ago on a frigid, ice-covered Earth, glaciers stirred up ingredients for complex life by bulldozing land minerals and then depositing them in the ocean, according to ...

We may earn commission if you buy from a link. Why Trust Us? All life on Earth can be traced back to a Last Universal Common Ancestor, or LUCA. A study suggests that this organism likely lived on ...

Astronauts Suni Williams and Butch Wilmore are on their way back to Earth, with a splashdown off Florida coast expected late this afternoon.