Tiny zircon crystals are revealing that Earth’s earliest history may have included surprisingly complex tectonic activity.

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 ...

Old crystals found in Western Australia are drawing fresh attention from geologists studying how the planet first took shape.

New method reveals chemical signs of early microbial life in ancient Earth rocks, showing photosynthesis evolved much earlier than believed.

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 ...

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

Overview and history of investigation of early earth rocks / Brian Windley -- The distribution of Paleoarchean crust / Kent Condie -- The formation of the earth and moon / Stuart Ross Taylor -- Early ...

"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 ...

WASHINGTON (Reuters) -Scientists have detected some of the oldest signs of life on Earth using a new method that recognizes chemical fingerprints of living organisms in ancient rocks, an approach that ...

In Earth’s early days, more than 4 billion years ago, the surface was a dangerous and unpredictable place. Violent volcanoes, crashing meteorites, and constant tectonic activity repeatedly resurfaced ...