Halo" was found in a galaxy far away from here. Scientists have only found the same readings near us - this could change the ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...

Earth has experienced both hot and cold periods over time, though warm times have been more common. That’s true of the last 485 million years, as seen in this timeline reported in 2024. Our genus, ...

Imagine stepping back in time to Earth 2 billion years ago,long before forests, dinosaurs, or even fish. Step into Earth’s ...

Scientists created a simulation showing that early Earth still retained chemical traces of its igneous youth, 4.5 billion years ago.

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

Researchers have recreated the tumultuous beginnings of Earth, simulating what the planet was like just after its formation 4 ...

The discovery of an ancient meteorite impact crater was recently reported in Western Australia. But not everyone is convinced ...

But researchers disagree on exactly how old they are. Work from two decades ago suggested the rocks could be 4.3 billion years old, placing them in the earliest period of Earth’s history.

Earth was a ball of molten lava when it first formed about 4.5 billion years ago. Scientists originally believed that Earth’s first eon–the Hadean–ended when the first rocks formed.

New research suggests that the geological site harbors the oldest known surviving fragments of Earth’s crust, dating back to 4.16 billion years ago.

Our planet’s gymnastics routine continues underneath our feet nearly every day, but researchers recently mapped what they say is one of the most “drastic events in the evolution of ...