A new argument explores how the growth of disorder could cause massive objects to move toward one another. Physicists are both interested and skeptical.

Physicists recently mapped the hidden shape that underlies the quantum behaviors of a crystal, using a new method that’s ...

By extending the scope of the key insight behind Fermat’s Last Theorem, four mathematicians have made great strides toward ...

Studies of neural metabolism reveal our brain’s effort to keep us alive and the evolutionary constraints that sculpted our ...

Ultimately, the new approach works because of how it encodes information. Classical computers use bits, which can take one of ...

Reversible programs run backward as easily as they run forward, saving energy in theory. After decades of research, they may soon power AI. For Michael Frank, efficiency has always been a major ...

Conor Feehly is a science writer based in New Zealand. He covers topics ranging from astronomy to neuroscience.

How Can AI Researchers Save Energy? By Going Backward. Reversible programs run backward as easily as they run forward, saving energy in theory. After decades of research, they may soon power AI.