"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: In geological layers around the world (particularly in ...
Continental clues: Modern continental rocks carry chemical signatures from the very start of our planet’s history, challenging current theories about plate tectonics. Researchers have made a new ...
A new analysis of rocks thought to be at least 2.5 billion years old helps clarify the chemical history of Earth's mantle -- the geologic layer beneath the planet's crust. The findings hone scientists ...
In a single day, scientists announced three landmark geological discoveries: 700 fossils in China pushing back the origins of complex life, the lab-grown creation of dolomite solving a 200-year-old ...
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Travel through Earth's 4.54 billion-year story
Earth’s history spans 4.54 billion years, and scientists use the geologic time scale to divide it into eons, eras, periods, and epochs. By studying rock layers, fossils, and isotopes, they can ...
James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...
Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? For 600,000 years during the tail end of the Miocene epoch, the Mediterranean was a ...
A new analysis of rocks thought to be at least 2.5 billion years old by researchers at the Smithsonian's National Museum of Natural History helps clarify the chemical history of Earth's mantle—the ...
A thin slice of the ancient rocks collected from Gakkel Ridge near the North Pole, photographed under a microscope and seen under cross-polarized light. Field width ~ 14mm. Credit: E. Cottrell, ...
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