This story is from Manual, GQ’s flagship newsletter offering useful advice on style, health, and more, four days a week. Sign up here to get it in your inbox. Despite what many workout equipment ...

After years of confusion, a new study confirms the proton is tinier than once thought. That enables a test of the standard model of particle physics.

Bayes' theorem is a statistical formula used to calculate conditional probability. Learn how it works, how to calculate it ...