"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," ...

At the top of the world, there is a sea—the remains of one, at least. The summit rocks of Mount Everest, the highest ...

Engaging articles, breathtaking images and expert knowledge Issues delivered straight to your door What would happen if Earth ...

Planetary Society Chief Scientist Bruce Betts notes while counterintuitive, the odds of impact go up before they drop to zero.

Using their new model, Korenaga and Guo estimated that it would have taken Earth 500 million years to neutralize ocean acidity enough to support life. Pockets of water with more neutral pH levels may ...

On the world's first Asteroid Day, Nina Burleigh discovers that Nasa has already commissioned a team of 'planetary defenders' ...

“We [will be able to] move quickly and map out very large areas of the sky,” adds Josh Schlieder, the telescope’s wide-field ...

The Einstein ring, formed as light from a distant galaxy bends to glow around another object in the foreground, could help ...

Feb. 10, 2025 — Earth's inner core is undergoing structural transformation. Located 3,000 miles below the Earth's surface, the inner core is anchored by gravity within the molten liquid outer core.

Astronomers used an array of telescopes to find the most massive radio jet in the early universe. The celestial object is ...