The diamonds contain chemical information about what goes on deep inside the Earth. →
They might not combine with other elements, but noble gases are always on the move. Continue reading →
A dense 380-million-year-old forest found in Norway could have caused one of the Earth's most extreme climate shifts. Continue reading →
The gem is second in size only to the Cullinan diamond unearthed in South Africa in 1905.
The 93-pound Petoskey stone is a reminder of the state's ancient history as a warm sea.
The continent's ancient core actually is deformed. Continue reading →
There are a lot more minerals than we know about, thanks to Earth's biological diversity Continue reading →
A mysterious group of delicately balanced rocks that should not exist has led to a revelation about the San Andreas Fault.
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