Time already behaves strangely in modern physics. It can stretch, slow, and split depending on speed and gravity. Now a new theoretical study pushes that weirdness into even stranger territory. It ...

Not only can their arrival time suggest that they dwelt with other particles for a negative amount of time, but if one asks ...

Members of the French team celebrating the end of their 40-day stay in an underground cave. Image: Renata Brito (AP) What happens if you put 15 people together in a dark cave and take away their ...

Time travel has long been a subject of fascination in science fiction, but recent scientific endeavors suggest that it might not be as far-fetched as once thought. Researchers in laboratories around ...

Quantum physics is the realm of the strange. And one of the strangest discoveries in the field is also one of the most fundamental: Particles fired at barriers with two slits in them can act like ...