Rocks show Mars once felt like Iceland
Once upon a time, seasons in Gale Crater probably felt something like those in Iceland. But nobody was there to bundle up more than 3 billion years ago.
Once upon a time, seasons in Gale Crater probably felt something like those in Iceland. But nobody was there to bundle up more than 3 billion years ago.
Astronomy
Jan 21, 2021
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139
A new study from scientists at Scripps Institution of Oceanography at UC San Diego and the University of Chicago sheds light on a hotly contested debate in Earth sciences: when did plate subduction begin?
Earth Sciences
Dec 9, 2020
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633
Recently discovered rock art from caves in Northern Spain represents an artistic cultural style common across ancient Europe, but previously unknown from the Iberian Peninsula, according to a study published October 28, 2020 ...
Archaeology
Oct 28, 2020
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1190
A growing body of research suggests the planet Venus may have had an Earth-like environment billions of years ago, with water and a thin atmosphere.
Space Exploration
Oct 7, 2020
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4831
If you could dive down to the ocean floor nearly 540 million years ago just past the point where waves begin to break, you would find an explosion of life—scores of worm-like animals and other sea creatures tunneling complex ...
Archaeology
Aug 14, 2020
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338
According to a new study led by Steeve Bonneville from the Université libre de Bruxelles, the first mushrooms evolved on Earth between 715 and 810 million years ago, 300 million years earlier than the scientific community ...
Plants & Animals
Jan 22, 2020
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3915
Scientists have developed a new method for detecting traces of primordial life in ancient rock formations using potassium.
Earth Sciences
Jul 4, 2019
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1
A new radioactivity model of Earth's ancient rocks calls into question current models for the formation of Earth's continental crust, suggesting continents may have risen out of the sea much earlier than previously thought ...
Earth Sciences
Jul 1, 2019
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12
Twenty thousand years ago, in the thick of an Ice Age, Earth looked very different. Because water was locked up in glaciers hundreds of feet thick, which stretched down over Chicago and New York City, the ocean was smaller—shorelines ...
Earth Sciences
May 24, 2019
1
2113
Around 635 to 720 million years ago, during Earth's most severe glacial period, the Earth was twice almost completely covered by ice, according to current hypotheses. The question of how life survived these "Snowball Earth' ...
Earth Sciences
Feb 1, 2019
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187