If life exists beyond Earth, water may be the first clue. Water Worlds explores the planets and moons where liquid water ...

Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

There are billions of planets in the Universe that, theoretically, can support life. But so far, we haven't discovered any ...

An international team of researchers pointed the largest single-dish radio telescope in the world at 3I/ATLAS.

Early Mars seems to have had a protective atmosphere and liquid water in the form of oceans, rivers, and lakes. It may also ...

If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to ...

NASA’s Mars rover finds organic signals in mudstone that resemble microbial activity, sparking new debate over life on the ...

Nuclear fusion. People on Mars. Artificial general intelligence. These are just some of the advances that could come by the ...

As the year draws to a close, we take a look at some of the biggest science stories of the year, and why they matter.

A bumpy snailfish, Andean mouse opossum and ancient sea cow were just some of the many species described in 2025.