"The Grand Canyon is an epic Rosetta Stone for geology," Denver Museum of Nature and Science geologist James Hagadorn said.

Around 700 million years ago, the Earth cooled so much that scientists believe massive ice sheets encased the entire planet ...

Imagine a world where continents are fused into one massive landmass, and life as we know it is on the brink of ...

If you thought the mass extinction caused by the Chicxulub asteroid impact 65 million years ago was bad, think again. Travel ...

If Earth's history were a calendar year, humans would not appear until the last few minutes before midnight on Dec. 31.

A you-are-there documentary cuts between Ernest Shackleton's 1914 expedition, which was all filmed, and the 2022 attempt to ...

A rare Triassic fossil unearthed in Brazil, Gondwanax paraisensis, could provide new insights into the origins of dinosaurs.

The Arecibo message contained an image of a man only. But what might seem a sexist choice deserves a more subtle ...

Researchers have discovered strong evidence from rocks in Colorado that Earth was covered in ice and snow around 700 million years ago, a period known as 'Snowball Earth'. The study, led by the ...

This is where we are right now. Today, they dig deeper, to help us see new layers of a problem and start to solve it.

“Instead, mollusc or mollusc-like animals might be the pioneers of these early excursions onto land which date back to the ...