Images of plants painted on pottery made up to 8,000 years ago may be the earliest example of humans’ mathematical thought, a ...

Solve the math puzzle from our February 2026 issue, where we plan a return passage for a robotic explorer that doesn’t want ...

This post was updated Jan. 16 at 1:36 a.m. Chancellor Julio Frenk completed his first full year in office Jan. 1. News editor ...

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...