Ancient rocks from Greenland, Canada and Hawaii preserve a rare chemical fingerprint that may come from the Earth before the ...

Earth has a long, 4.5 billion history full of momentous twists and turns. Multiple prominent events played leading roles in ...

Geologists in Massachusetts made a groundbreaking discovery that could significantly alter what we know about the Earth's ...

In a rare glimpse into the earliest days of our planet, scientists have discovered remnants of the “proto Earth.” ...

When a Mars-sized meteorite slammed into Earth billions of years ago, the impact completely reset any and all chemical ...

Researchers have discovered a chemical signature in ancient rocks, suggesting the existence of proto-Earth materials that survived a massive meteorite impact billions of years ago.

It’s “maybe the first direct evidence” of preserved materials from the so-called “proto-Earth”, said Nicole Nie, the Paul M.

Researchers who compared levels of three potassium isotopes in surface rocks and primordial rocks found a deficit of one ...

Researchers have discovered chemical fingerprints of Earth's earliest incarnation, preserved in ancient mantle rocks. A ...

The discovery, published in Nature Geoscience, provides unprecedented insight into the chemical building blocks that formed our planet and challenges long-held assumptions about the complete ...

MIT scientists have discovered ancient rock samples from Greenland, Canada, and Hawaii exhibiting a rare potassium-40 deficit ...

Scientists have discovered what may be the oldest surviving piece of our planet — a tiny chemical clue from the time before ...