A zircon crystal from Western Australia moves the date Earth's first solid crust began to cool from 600 million years ago to 100 million years ago.
There's no bubbling pool of lava under the world's liveliest volcanoes, but rather magma in cold storage, waiting for a splash of heat to wake up.
A complex interaction between lava and water, rather than a battle between mythical trolls, is responsible for unusual basalt pillars in Iceland.
Earthquakes can cook dead plants and algae trapped in a fault, similar to how organic material transforms over eons into oil.
Last year the news was that the Grand Canyon was way older than expected. New work says the opposite. Here's how it all makes sense.
Geologists recently discovered massive canyons and valleys hidden beneath the glaciers of West Antarctica. Continue reading →
A vast lake that rivaled the Great Lakes once filled an arid valley far up the Nile. But no dam created it. Climate did.
Bill Nye 'The Science Guy' will argue the case for evolution, but not all scientists think it's a good idea. Here's why. Continue reading →
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