Shor’s algorithm will enable future quantum computers to factor large numbers quickly, undermining many online security protocols. Now a researcher has shown how to do it even faster.

What does it mean for an algorithm to be “fair”? Amsterdam’s struggles with its welfare fraud algorithm show us the stakes of deploying AI in situations that directly affect human lives.

From Instagram to TikTok, Noah Giansiracusa explores how secret formulas and algorithms run our lives.