As much as 45 oceans’ worth of hydrogen may be in Earth’s core, scientists reported, suggesting most of Earth’s water was ...

The new plot twist is that in order to keep enough nitrogen and phosphorus near its surface, a planet has to start out with ...

Bob Dylan's romantic song mixed vulnerability with poetic, heartbreak, revealing the emotional complexity behind one of the ...

Researchers have been asking this question for more than 70 years, over a decade before people even made it to space. This ...

Life on Earth started in the oceans. Sometime around 475 million years ago, plants began making their way from the water onto ...

Roughly 234 million years ago, Earth’s continents were fused into one massive landmass, and life as we know it was on the ...

The planet's trees have seen plenty of history pass by their trunks. In fact, they began to populate Earth 385 million years ago, toward the end of the Devonian period. Considered living historical ...

Discover why a quarter of Earth’s geological history seems to have vanished.

Even when Earth was locked in its most extreme deep freeze, the planet’s climate may not have been as silent and still as once believed. New research from ancient Scottish rocks reveals that during ...

An experiment to quantify the amount of the universe’s lightest element in Earth’s core suggests that the planet’s water has mostly been here since the beginning ...

NASA may wind up renting space at the SpaceX lunar city for its explorers and scientists at less cost than if it built one ...