How does this third-party lens compare to the native Sony equivalent? We tested both to see whether it’s worth going native or whether you should save your money.

A case of a boy who bled from his eyes eventually led doctors to a diagnosis that has been reported fewer than 50 times in the medical literature.

Scientists accidentally discover magnetic fields around 7 distant planets

A new study cultivated four strains of cold-adapted yeasts that had colonized Ötzi's body shortly after his death 5,300 years ago in the Alps.

Physicists used quantum bits to achieve "perfect randomness" in a world-first experiment. The results of their research could strengthen cryptography and other security systems.