Add Yahoo as a preferred source to see more of our stories on Google. New research suggests Earth’s core may store up to 45 oceans’ worth of hydrogen, reshaping theories of water’s origin. (CREDIT: ...

Researchers have found evidence of changes in the structure of the Earth’s core. University of Southern California team, led ...

Add Yahoo as a preferred source to see more of our stories on Google. Here’s what you’ll learn when you read this story: Where Earth got most of its water is a subject of debate, but a new study ...

Earth cross section showing the classic distinction between crust, mantle and core. But new research shows Earth's structure is far more complicated and may change over time. Analyzing an unusual ...

Gold and other precious metals are leaking from Earth’s core into the layers above, eventually making their way up to the surface during the formation of volcanic islands like Hawaii, a new study ...