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First global map of mantle earthquakes reveals seismic activity far beneath continents, challenging old ideas about Earth’s ...

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 ...

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 ...

Ancient Scottish rocks prove Earth had seasons and climate cycles even during Snowball Earth period despite near total ...

Learn about the continent-sized rocks hidden deep within Earth's mantle that have influenced the magnetic field for millions ...

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 ...

Scientists found rocks in northern Quebec that may be over 4 billion years old. These ancient stones offer a glimpse into ...

Scientists at the University of Southampton have uncovered evidence from ancient rocks that Earth's climate continued to ...

A lot of the rocks we have on Earth are pretty old, but none of them were around when our planet was first formed. The Earth itself is around 4.5 billion years old, and the oldest rocks we’ve ever ...

"HEY! DID YOU KNOW THAT MACQUARIE ISLAND IS HOME TO SOME OF THE WORLD'S OLDEST ROCKS?" "I DID NOT! WHY ARE WE YELLING?" "I DON'T KNOW, WE'RE SEALS" Hullwarren/Wikimedia Commons When’s the last time ...

Exploring Earth's deep interior is a far bigger challenge than exploring the solar system. While we have traveled 25 billion ...