Researchers have found evidence that taking melatonin for a year or more is associated with a higher risk of heart failure.

There are now over 10,000 satellites in orbit, more than at any point in history, and this growing number is starting to reveal how solar storms could disrupt internet mega constellations like SpaceX' ...

Interstellar comet 3I/ATLAS shocks scientists with thruster-like jets and a vivid blue glow, fuelling debate over its mysterious and possibly artificial nature.