Add Yahoo as a preferred source to see more of our stories on Google. AI models used ancient zircons to reveal Earth’s earliest crust chemistry, solving a long-standing geologic mystery. (CREDIT: CC ...

Exactly when and how plate tectonics started, however, is a matter of debate. Now, in a study published March 19 in the ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the Greek god of the underworld, reflecting the extreme heat that likely ...

Scientists have identified what could be the oldest rocks on Earth from a rock formation in Canada. The Nuvvuagittuq Greenstone Belt has long been known for its ancient rocks — plains of streaked gray ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name “Hadean” comes from the Greek god of the underworld, reflecting the extreme heat that likely ...

Perseverance sampling a rock called Cheyava Falls in Neretva Vallis. (NASA/JPL-Caltech/MSSS) The discovery of abundant nickel ...

A new study from Harvard geoscientists reports the oldest direct evidence yet of plate motion, dating to 3.5 billion years ago. In a study published March 19 in Science, the researchers found that ...

NEW YORK — Scientists have identified what could be the oldest rocks on Earth from a rock formation in Canada. The Nuvvuagittuq Greenstone Belt has long been known for its ancient rocks — plains of ...

Deep beneath the surface of distant exoplanets known as super-Earths, oceans of molten rock may be doing something extraordinary: powering magnetic fields strong enough to shield entire planets from ...