A pendulum theorem

Feynman’s first paper (1939)

How Fermi easily estimated the energy of the Trinity bomb

Why the internet only just works (2006)

Thought Experiments in Mathematics: Gabriel's Horn

Annotating Michael Nielsen's Book on Deep Learning: Chapter 1

How can a computer deal a poker hand?

A theorem about primes proved on a chessboard

Proof without words: Cubes and Squares

Isaac Newton as a Probabilist