Rappers, like plenty of us, take their football seriously. See LL COOL J, JAY-Z, Snoop Dogg, Eminem, and more artists’ favorite NFL teams here.

The best teachers really grasp the concepts they're educating students on. There's a reason for that and you can harness the memory power of teaching, too.

Irish physicist William Rowan Hamilton’s pioneering work contained hints of the enigmatic wave–particle duality that governs the universe.