Watch the Earth's tectonic plates grow, shrink, and jostle for position in this new model of the last billion years on the ...

When the sun dies, it will become hundreds of times its current size and engulf the innermost planets. Earth may escape this ...

For a long time, Earth’s ending seemed settled. In about five billion years, the sun will swell into a giant, the inner Solar ...

When the sun dies, it will become hundreds of times its current size and engulf the innermost planets. Earth may escape this ...

In his 1989 book Wonderful Life, the late Harvard scientist Stephen Jay Gould imagined rewinding life’s history to an early ...

Environmental DNA from rivers worldwide reveals how climate boosts fish diversity—and how human activity is disrupting that ...

Long before oceans teemed with life, Earth endured relentless violence. Asteroids slammed into its surface again and again, ...

A debate has been raging among planetary scientists for more than a decade—why are there so few exoplanets with a radius of about 1.8 times that of Earth? Exoplanets are currently largely grouped into ...

As the sun expands over the coming billions of years, Earth will become inhospitable to any life more complex than a microbe ...

In rocky planets such as Earth and Mars, the oxidation state of the mantle is thought to strongly influence the melting temperature of mantle materials (i.e., magma generation), the composition of ...

It’s a bit worrying when a scientific paper begins, “How long will life on Earth survive?” But in this case—a study by Jacob ...

Praearcturus gigas was a meter-long Devonian scorpion whose size may reflect a world with few large competitors rather than ...