Ben Safiniuk is seven years old, and he knows how to write computer code – sort of. “Well, I have made a stickman. He’s like, ‘Hello’ and then he got sucked up into a ship,” said Ben. He’s a student ...

Descriptive set theorists study the niche mathematics of infinity. Now, they’ve shown that their problems can be rewritten in the concrete language of algorithms. All of modern mathematics is built on ...