Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...

Ever been late because you misread a clock? Sometimes, the "clocks" geologists use to date events can also be misread.

Ever been late because you misread a clock? Sometimes, the "clocks" geologists use to date events can also be misread.

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

The discovery of an ancient meteorite impact crater was recently reported in Western Australia. But not everyone is convinced ...

This lack of preserved geological records makes it difficult to reconstruct what the Earth looked like during the Hadean Eon, leaving many questions about its earliest evolution unanswered. We are ...

AN INTERSTELLAR space rock zooming through our solar system may be the oldest comet ever seen by humans, according to ...

Eotephradactylus mcintireae’ is the oldest-known flying reptile from the continent and roamed the skies 209 million years ago ...

A rare Triassic fossil site reveals North America's oldest known pterosaur, Eotephradactylus mcintireae, in what was once a ...