Cosmology 'The chances of you living 50 years are very small': Theoretical physicist explains why humanity likely won't survive to see all the forces unified Astronomy Astronomers map one of the ...

A group of undergraduate students stumbled into a cosmic time capsule—one of the oldest stars ever discovered—while combing through massive astronomy datasets. What began as a class project quickly ...

A physicist challenges the core idea of quantum mechanics, that events are truly random. He says a hidden framework of rules may influence outcomes. That’s because our current math makes quantum ...

A team of astronomers believe they may have found the most "pristine" star in the universe to date. According to the team, the gas that formed this star may have come from an elusive "population III" ...