NASA planetary defense experts warn that up to 15,000 undetected asteroids could devastate a major city on Earth.

NASA boffins have warned that Earth has no protection against the possibility of being struck by "city killer" asteroids that are hurtling through space.

If the world exploded, what proportion of the rocks floating in space would have evidence of life? (continued) ...

Scientists confirm meteorites contain all five DNA bases, indicating life's building blocks may have formed in space. Discover what this means for the origins of life.

Webb Telescope finds crystalline water ice around star HD 181327. This discovery could reveal how icy bodies contribute to ...

Scientists discussed the threat of asteroids at a recent conference in Phoenix. Here's what they said.

"We don’t know where they are,” said NASA’s planetary defense officer Kelly Fast at the AAAS conference in Arizona this week.

Forgot what science-fiction has told you, flying through an asteroid belt would be a major challenge for anyone.

In South Sumatra on February 15, 2026, local fishermen spotted a 50-foot whale trapped in shallow water and launched an hours-long rescue effort.

Scientists propose that eukaryotes formed when an Asgard archaeon entered into a close partnership with an alphaproteobacterium. Over time, the two organisms became permanently linked. The ...

The most widely accepted scientific explanation for the arrival of all complex life on Earth has had an unsolved mystery at its heart. According to the theory, all plants, animals and fungi, known ...

In the oceans and on land, scientists are discovering rare, transitional organisms that bridge the gap between Earth’s simplest cells and today’s complex ones.