In a discovery that challenges our understanding of Earth's ancient history, researchers have found evidence suggesting that ...

How did life on Earth begin? and Is there life elsewhere in the universe? Given the enormous interest in these questions, you ...

When approaching Earth, asteroids tend to do one of two things: Most of the time, they miss. Sometimes, they hit, leaving a ...

Thus far, the search for extraterrestrial intelligence (SETI) has used strategies based on classical science—listening for ...

Some of the most dramatic climatic events in our planet's history are 'Snowball Earth' events that happened hundreds of millions of years ago, when almost the entire planet was encased in ice up to 0.

My aunt says if you tried to dig a hole to the other side of Earth, this is what would happen: First, you’d dig through loose ...

Even so, scientists with the Planetary Society say the nova explosion will likely be the brightest one witnessed on Earth ...

Scientists have solved the mystery of a puzzling seismic disturbance. First, there was an avalanche. Then, there was a ...

A landslide in a remote part of Greenland caused a mega-tsunami that sloshed back and forth across a fjord for nine days, ...

We’ve long been told that the Moon was created when a Mars-sized object named Theia smashed into Earth, hurling material into ...

Astronomer Paul Wiegert had found a scenario in which Apophis could be sent careening into Earth in 2029. But we’d have to be extremely unlucky.

The Polaris Dawn mission took off Tuesday morning. The civilian crew launched aboard a SpaceX capsule into Earth’s orbit to ...