Was the Earth ever frozen solid?

The movie The Day After Tomorrow depicts a catastrophic climate shift to global cooling, which is referred to as the new ice age. In the movie, melting of polar ice caused by global warming disrupts the North Atlantic current, ...

Study shows planet's atmospheric oxygen rose through glaciers

A University of Wyoming researcher contributed to a paper that determined a "Snowball Earth" event actually took place 100 million years earlier than previously projected, and a rise in the planet's oxidation resulted from ...

New study sheds light on end of Snowball Earth period

The second ice age during the Cryogenian period was not followed by the sudden and chaotic melting-back of the ice as previously thought, but ended with regular advances and retreats of the ice, according to research published ...

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