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

But finding geological evidence of the extent of Earth's life (that is, locating rocks that formed with Earth, not on it) is ...

The Hadean Eon, Earth's first geological period, remains shrouded in mystery due to scarce rock records. However, Québec's ...

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

The four-year-old biotech raised about $75 million in a Series A round that involved nine venture capital firms.

In 2008 scientists reported that rocks in Canada were the world’s oldest. New data appear to confirm this contested claim ...

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

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

Canadian scientists found the oldest known rocks on Earth - dating back 4.16 billion years - shedding light on our planet’s ...

These rocks are unambiguously dated at 4.03 billion years old, marking the boundary between the Hadean Eon and the next chapter in Earth’s history: the Archean.