A small trial suggests a supplement containing dead bacteria could offer a cheaper alternative to weight-loss drugs such as semaglutide, but further evidence is needed

An out-of-control SpaceX rocket that crashed into the moon earlier this week did, in fact, leave an impact crater, according to images from a Korea AeroSpace Administration lunar orbiter that caught before-and-after photographs

Researchers are investigating whether artificially thickening ice blockages between Canada and Greenland could prevent huge amounts of sea ice from flowing south to melt

High temperatures and low water levels have forced several countries to shut down nuclear reactors just as citizens turn up their air conditioning, forcing energy prices to spike and raising the threat of blackouts

Even during a solar eclipse, it isn’t safe to look directly at the sun, but with a proper solar filter or a simple pinhole projector, you can still watch it disappear behind the moon

Carbon savings from driving EVs are so large that it makes sense to scrap a working petrol car to make the switch