Scientists accidentally discovered that the Earth's inner core might not be how we thought it was - and it could affect the length of a day.

The giant-impact hypothesis posits that billions of years ago a Mars-sized body named Theia collided with the early Earth.

Fluctuations in ancient Earth’s environment might have propelled the chemical complexity that laid the foundation for life.

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

Some cyanobacteria have pigments that specialise in harvesting green light to power their photosynthesis, which may be an evolutionary adaptation to a time when the oceans were iron-rich and green-tin ...

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

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

When Earth first formed, it was too hot to retain ice. This means all the water on our planet must have originated from ...

Brock Yordy, a co-founder of the Geothermal Drillers Association, says the industry needs more drillers for geothermal ...

* Thanks to their joint protection efforts, no poaching gunfire has been heard in Hoh Xil since 2009, and the population of Tibetan antelopes, a species under first-class state protection in China, ...

One way to simplify things is by buying a classic bunch of tulips. This is the only flower mass-grown in the United States in ...

Asteroid 2024 YR4 has been a source of consternation because it carries an uncommonly high risk of colliding into Earth. It's the most hazardous ... of a cruise ship – is projected to come within ...