Researchers have discovered an impact crater 900m in diameter in southern China. It hit less than 10,000 years ago, when ...

China has quietly confirmed that a vast circular scar in its northeast is not a volcanic basin or a quirk of erosion, but a ...

At 900 meters, the giant crater in southern China is three times larger than the previous Holocene recorder holder.

Why it's incredible: Evidence suggests it could be the greatest known impact crater on Earth. The Wilkes Land crater is a hole in the bedrock beneath East Antarctica's ice sheet measuring 315 miles ...

Site of half the world's active geysers and about the same size as Cyprus, Yellowstone National Park's scenery and wildlife make it one of the biggest draws for tourists in the US. But those famous ...

The volcano near Naples is shaking the ground in a way that scientists say it hasn't for centuries, posing risks for hundreds ...