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Asteroids boiled young Earth’s oceans, remnant rocks suggest

Early evolution may have been altered by high temperatures

BOILING SEAS  Huge asteroid impacts around 3.3 billion years ago boiled Earth’s oceans, new research suggests. Condensing rock vapor from the impacts left spherical bits of rock the size of BB pellets in the rock record, shown.

D. Lowe

By Thomas Sumner

- More than 2 years ago

Asteroid impacts around 3.3 billion years ago may have created hell on Earth.