In a landmark series of calculations, physicists have proved that black holes can shed information.
The fusion of quantum computing and machine learning has become a booming research area. Can it possibly live up to its high expectations?
Time isn’t just another dimension, argues Tim Maudlin. To make his case, he’s had to reinvent geometry.
Bizarre quantum bonds connect distinct moments in time, suggesting that quantum links — not space-time — constitute the fundamental structure of the universe.