Yitang "Tom" Zhang made an important breakthrough in Number Theory by solving the Twin Prime Conjecture. His work was an important mathematical break-through, and Zhang became an instant celebrity. By ...

The other day, my four-year-old son asked me, point blank: —Dad, can you count to infinity? —No son, you can't, it would take forever. —But what's infinity minus three?" —It's infinity, too. —But how ...