The Most Famous Paradox in Physics Nears Its End
In a landmark series of calculations, physicists have proved that black holes can shed information.
Job One for Quantum Computers: Boost Artificial Intelligence
The fusion of quantum computing and machine learning has become a booming research area. Can it possibly live up to its high expectations?
A Defense of the Reality of Time
Time isn’t just another dimension, argues Tim Maudlin. To make his case, he’s had to reinvent geometry.
Quantum Weirdness Now a Matter of Time
Bizarre quantum bonds connect distinct moments in time, suggesting that quantum links — not space-time — constitute the fundamental structure of the universe.