An unexpected deep-sea deposit may be the smoking gun from a nearby star that exploded as a supernova in the relatively ...

In the test, a flat, square mirror roughly 2.5 metres across directs a beam of light down to solar panels and sensors. In one ...

When NASA launches its next stage in lunar exploration next year, its crew will be literally beside themselves as they swing ...

Anything that has come into contact with saliva (such as your toothbrush) may also transmit pathogens. These include herpes simplex virus type 1 (HSV-1), which causes cold sores, and Epstein-Barr ...

Stiff knees, aching hips and the slow grind of chronic joint pain are often accepted as an unavoidable part of getting older.

On 13 May 2025, a spinning top-shaped object plummeted through Earth's atmosphere from the dizzying heights of space, coming ...

ScienceAlert's biggest sweepstakes! Win a VIP trip for two: meet a NASA astronaut, train in a Microgravity Simulator, and ...

Even now, hydrogen and helium make up so much of the material world that astronomers refer to all other elements as metals.

We're constantly told to "eat healthy" – but what does that actually mean? Even doctors sometimes struggle to offer clear, practical advice on which specific foods support health, why they work and ...

If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a finite timeline, new calculations suggest.

Researchers from Queen Mary University of London have been testing a new drug called Rapalink-1, building on an existing ...

Earth was grazed by a tiny asteroid last week, which passed about as close as the International Space Station (ISS).