The popular mental image of an enormous impact crater is an obvious circular depression seen from space. However, the Vredefort crater in South Africa dispels this conception entirely. This location ...

While getting ready for a camping trip, an amateur astronomer spotted a possible crater. It appears to be a match, pending ...

Scientists confirmed the astronomer’s suspicions with an expedition to the site in Quebec. The discovery offers a rare case ...

An amateur astronomer from Quebec spotted an unusual circular depression while planning a camping and road trip through the ...

The crater, 400 kilometers in diameter, was formed between 300 and 600 million years ago, and though it presence on the planet’s surface has been obliterated by geological processes, the effect it had ...

"While the site had previously been identified as an ancient impact crater, its exact age remained uncertain." ...

Ancient rocks found by NASA's Perseverance rover reveal Mars was repeatedly impacted by asteroids billions of years ago.

A huge crater in Western Australia was created by an asteroid strike 3 billion years ago, according to a mineral-dating technique. This would make it the oldest impact crater on Earth – but other ...

When free oxygen accumulated in Earth's atmosphere during the Great Oxygenation Event (GOE), the course of life on Earth changed forever. It created a new energy pathway organisms could exploit, and ...