What does the cone of uncertainty for hurricanes actually mean?
Is soccer sabremetrics coming?
Are we reaching a saturation point for scientists?
From xkcd, what if everybody only had one soulmate?
Skip Garibaldi wrote in Mathematics Magazine, in 2008, Somewhat more than governors need to know about trigonometry.
The Dot and the Line: A romance in lower mathematics, an animated short film after the book of the same name by Norton Juster
Vi Hart doodles conic sections, cardioids, and so on. (Embedded in this is an interesting commentary on matheamtics education.)