Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Physics can feel inscrutable to students; this lesson helps them understand a graphing problem by analyzing their own ...

Because AI is known to convincingly hallucinate -- that is, make things up based on bad information on the internet -- it's better to get your natal chart from a specific astrology website so you know ...

DeepMind’s AlphaEvolve helps solve a math puzzle with Terence Tao, showing how AI can now invent new ideas—and prove old ones ...