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 ...

Along the eastern shore of Hudson Bay in Canada's northeastern province of Quebec, near the Inuit municipality of Inukjuak, ...

At the time, the Earth's surface was hot enough to bake pizza, but rocks still solidified. Those in this area formed almost ...

If the new age of these Canadian rocks is solid, they would be the first and only ones known to have survived Earth’s earliest, tumultuous time.

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

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

Microbes have been discovered alive inside 2-billion-year-old rock, offering a rare window into Earth’s deep past. Found in ...