Learn more about Wadisuchus kassabi, the crocodile’s ancient cousin that thrived in prehistoric oceans and rewrites this ...

Hidden deep in ancient rocks, scientists have found the surviving traces of Earth’s first form—unchanged for 4.5 billion ...

Scientists have discovered prehistoric insects preserved in amber for the first time in South America, providing a fresh glimpse into life on Earth at a time when flowering plants were just beginning ...

Ancient rocks from Greenland, Canada and Hawaii preserve a rare chemical fingerprint that may come from the Earth before the ...

About 250 million years ago, as life was recovering from Earth’s greatest mass extinction, some reptiles began to change ...

In most Ancient Greek philosophical circles, the theory of a spherical earth was accepted by around the 5th century BC, and ...

New research from Japan's iron-rich hot springs shows how early microbes may have harnessed iron and oxygen during the Great Oxygenation Event.

In a secluded corner of the Lynx constellation, just 18 light-years from our planet, astronomers have found a stunning jewel—a planet around a tiny red dwarf star that may have the right conditions to ...

Earth's Ediacaran Period, roughly 630 to 540 million years ago, has always been something of a magnetic minefield for ...

Ancient sea creatures may have used magnetic particles to navigate. 3D scans reveal how these magnetofossils sensed Earth’s ...

Carl Sagan explained the thought process of the ancient Greek scientist Eratosthenes, who determined the circumference of the ...

Fossilized human teeth spanning two million years of evolution had shockingly high contents of lead, which may have been the ...