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

The oldest terrestrial materials ever dated by scientists are extremely rare zircon minerals that were discovered in western ...

In all, there are only 400 known Mars rocks on Earth, comprising less than 1% of all known space rocks on the Blue Planet.

Gray rocks uncovered in northern Nunavik, Quebec, Canada may be the ultimate primordial find. The stones date back 4.16 ...

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

The largest-known piece of Mars to be found on Earth will be up for bid and could be sold for up to $4 million at auction.

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

A rare rock from Mars known as Meteorite NWA 16788 will be up for auction at Sotheby's on July 16. The meteorite may sell for ...

The most massive chunk of Mars ever found on Earth could sell for up to US$4 million in a Sotheby's auction later this month.

Our planet has been asteroid-smashed, melted and eroded, enough that most of its original armor has been long buried. Except ...

Scientists discover potentially oldest rocks on Earth in Canada's Nuvvuagittuq Greenstone Belt, sparking debate over their ...

Ancient oceans with phosphorus-rich waters may have supported some of Earth’s earliest microbial life, according to a new ...