P arts of the ocean reached temperatures of -15°C (5°F) without freezing 717-660 million years ago, geologists and ...

Anyone living on Earth between 720 million and 635 million years ago probably would've needed a jacket. Geologists have long suspected that Earth's temperature dropped dramatically during this time, ...

Ancient glaciers reshaped Earth’s surface and shifted ocean chemistry, fueling the rise of complex life, a new study found. Calved icebergs from the Twin Glaciers are seen in 2013 off Greenland's ...

Today, scientists are worried about Earth's temperature rising too quickly due to human activity, but go back a few hundred million years, and a little global warming would have been helpful. That's ...

The original version of this story appeared in Quanta Magazine. Once upon a time, long ago, the world was encased in ice. That’s the tale told by sedimentary rock in the tropics, many geologists ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Jun 20, 2025, 02:40pm EDT Jun 20, 2025, 03:27pm EDT Artist's ...

Select an option below to continue reading this premium story. Already a Honolulu Star-Advertiser subscriber? Log in now to continue reading. The Snowball Earth hypothesis is still debated among ...

Elias Rugen receives funding from Natural Environmental Research Council. Graham Shields does not work for, consult, own shares in or receive funding from any company or organization that would ...

New research from MIT points to a potential mechanism for Snowball Earth events, and that could help explain the development of complex life. It may also impact the search for exoplanets around other ...

Imagine floating in space, gazing on a frozen white orb. The ball hangs in the void, lonely and gleaming in the light from its star. From pole to equator, the sphere is covered in a thick crust of ice ...