Grigory Perelman, awarded the Fields Medal for his work on the Poincare Conjecture, talks to the New Yorker.
Beyond Discovery - illustrations of the path from research to human benefit
A View from the Back of the Envelope - approximations and the fun behind them.
Gödel and the Nature of Mathematical Truth : A Talk with Verena Huber-Dyson
Godel's theorems have been used to extrapolate a great many "truths" about the world. Torkel Franzen sets the record straight in his new book Godel's Theorem: An Incomplete Guide to Its Use and Abuse. Read the introduction (PDF). If you want, check out his explanation of the theorems.