Tooth wear sheds light on the feeding habits of ancient elephant...

Cancer on a Paleo-diet? Ask someone who lived 1.7 million years...

10 Biggest Earthquakes in History

Ancient temples in the Himalaya reveal signs of past earthquakes

Cataclysm at Meteor Crater: Crystal sheds light on Earth, moon, Mars

NZ wren DNA analysis reshapes geological theory

Digging deeper into Mars

Distant volcanic eruptions foster saguaro cacti baby booms

Scientists measure the air breathed by Earth’s first animals

Before animals, evolution waited eons to inhale

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