Fossils and genetics are starting to point to life emerging surprisingly soon after Earth formed, when the planet was ...

Scientists in Egypt discovered a not-before-known apex predator that lived 30 million years ago, potentially helping to solve an extinction mystery.

Deep-seated mantle structures known as LLSVPs have been found to be over a billion years old, affecting tectonic activity.

For centuries, the world has accepted the idea that Earth is divided into seven continents: Africa, Antarctica, Asia, Europe, North America, Oceania, and South America. However, a recent study is ...

An explorer of the Mammoth Cave system in Kentucky who died 100 years ago is credited with the creation of the national park.

Fossilized teeth from two ancient megafauna suggest they roamed Brazil 3,500 years ago. The find “opens the door to rewrite South American history.” ...

Projections of our future under climate change paint a picture of extreme weather and acidified oceans, a world many of today ...

Imagine creatures that have survived since the time of dinosaurs. Species like the tuatara, sturgeon, crocodile, hagfish, ...

Geologists have long viewed North America and Europe as separate continents ... of years ago. According to recent evidence, the process is still underway. Many geologists once believed the North ...

Now, 100 years later, Nome is remembering its saviors ... had about 1,400 residents a century ago. Its most recent supply ship had arrived the previous fall, before the Bering Sea froze ...