A weekly notice from the margins of math and science

Marginalia

the good stuff, allegedly

Math Physics Chemistry Biology Medicine

Published every Tuesday

Latest issue

Issue №5 · 29 September 2026

The math trick that wins Wordle 99% of the time, matter appearing out of nowhere in a quantum computer, and two brand-new (genuinely creepy) sea spiders

One item each from math, physics, chemistry, biology, and medicine — including glow-in-the-dark chemistry and a mouse study on the immune system attacking the brain.

Math Physics Chemistry Biology Medicine

Archive

№4 A graph sandwich finally proved, Webb's little red dots split astronomers, and the brain's two separate origins 22 Sep 2026 №3 Ten thousand AI agents race to a Millennium Prize, one odd knock from underground, and why bats don't bother repairing 15 Sep 2026 №2 A conjecture about balance moves, the Hall effect's blind spot, and an old enzyme reading new letters 8 Sep 2026 №1 The flood point, a self-bound quantum droplet, and the riskiest mutation in biology 7 Sep 2026

— new every Tuesday