Universe

A new study suggests that ‘Oumuamua, the mysterious visitor that whizzed through our solar system in 2017, may have been merely a small comet from another star

Before exploding as supernovae, massive Wolf-Rayet stars spew gas and dust into space, seeding the formation of future stellar and planetary systems

A first-of-its-kind probe brings physicists one step closer to solving the proton radius puzzle

A lab-made black hole is beyond current technology but could be possible one day

The strong force holds our atoms together. Scientists may have observed its small-scale fluctuations for the first time

Fireworks display from rare dying star is unlike anything astronomers have seen

SETI, the search for extraterrestrial intelligence, is deploying machine-learning algorithms that filter out earthly interference and spot signals humans might miss

Citizen scientists and researchers found that we are losing our view of the sky at an astonishing rate of almost 10 percent each year

Scientists find that magnetic fields and turbulence amplify each other inside stars’ hidden layers, slowing down the stellar cores’ spin

These merging supermassive black holes are among the closest ever observed and could help unlock deeper secrets of cosmic history

The IceCube observatory has detected neutrinos from an active galaxy for the first time, revealing clues about how supermassive black holes gobble matter

Quantum telepathy, laser-based time crystals, a glow from empty space and an “unreal” universe—these are the most awesome (and awfully hard to understand) results from the subatomic realm we encountered in 2022