A new topological model connects a centuries-old voting paradox to a surface with no distinct inside or outside.

To invade red blood cells, the deadly protists create temporary molecular portals that disappear behind them — doors we can now see in fine detail.

Winning entries in the 2026 Nikon Small World competitions reveal the hidden interactions that govern everyday life.

Unlike other recent AI proofs, this one has been unpacked by human experts. The implications, one mathematician said, are ...

Moritz Hardt, author of a new book on benchmarks, believes these “standardized tests” for artificial intelligence are ...

C.H. Waddington’s powerful image of embryonic stem cells specializing on a rolling landscape has captivated biologists since the 1950s. Experimental data is finally confirming, and complicating, his ...

Scientists assumed that energy flows in only one direction in a turbulent system. What they didn’t know, until they looked closely at brine shrimp, was that a simple factor can reverse the flow. Click ...

Unexpected patterns traveling across the cortex may be reorganizing its activity in real time. Click to tell Google to prioritize Quanta and see more of the best coverage of science and math in your ...

The late Ronald Graham wore two hats. He was a renowned mathematician, at one time president of the American Mathematical Society. He was also a serious juggler, and president of the International ...