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.

The crater in Western Australia was identified as the oldest in the world earlier this year, but new research suggests the ...

A bold claim about Earth’s earliest known meteorite impact has been reevaluated after new evidence emerged from the Pilbara ...

Scientists have long debated why Earth and Mars lack certain essential elements. A new study reveals that these missing ...

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.

New research from HKU geologists suggests that Earth's first continents were born not from plate tectonics, but from deep ...

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

Scientists created a simulation showing that early Earth still retained chemical traces of its igneous youth, 4.5 billion years ago.