Paleontologists unearthed fossils in the Grand Canyon dating back more than 500 million years that offer a new look into a ...

Scientists thought this crater in Australia was the world’s oldest – but an independent analysis shows they might be off by ...

Inspired by a remarkable discovery in Portugal, this is the story of Lusotitan, a colossal, long-necked dinosaur — one of the largest ever to walk the Earth — 150 million years ago, as it ...

The new work suggests Earth's cratons first started emerging up to 3.3 billion years ago, roughly three-quarters of a billion years earlier that most prior models predicted.