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

Scientists sampled tiny bone fragments sealed inside several Pompeii casts and tested DNA and isotopes to ask, and answer, ...

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

Scientists at MIT and elsewhere have discovered extremely rare remnants of "proto Earth," which formed about 4.5 billion ...

When high-energy radiation interacts with water in living organisms, it generates particles and slow-moving electrons that ...

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

Millions of years before blue oceans and wandering continents, the Earth in its early days was a molten, tumultuous planet — ...

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We thought we understood planets, but the planetary disk chemistry of far-away XUE 10 is completely changing our conception ...

Scientists have found that a sample of the moon brought to Earth in 1972 by Apollo 17 astronauts contains a ratio of sulfur ...

Archaeologists have learned about the lives of the world’s earliest farmers, how they traveled, and socialized in Neolithic ...