Geologists have long debated whether a stony formation in Canada contains the world’s oldest rocks – new measurements make a ...

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

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 ...

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

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

The ancient history of Earth has always been hard to read. Most of the planet’s earliest crust has been lost, buried, or ...

A Martian meteorite, NWA-16788, weighing 24.67 kg, will be auctioned at Sotheby's. Found in Niger, it is estimated to fetch up to $4 million.