John Cook has an incomplete post about sphere volumes for which he asked for some help in recognizing some familiar formulas.
Andrew Gelman writes for the New York Times on how fast we slow down running longer distances and comments on his blog on where one might get the data.
Peter Cameron has an extended series on Fibonacci numbers: one, two, three, four, five, six, seven, eight.
How to add up quickly, from Plus magazine, on accelerating series convergence.
From Michael Trick, the indiegogo fundraiser of the traveling salesman movie.
On the distribution of time-to-proof of mathematical conjectures, by Ryohei Hisano and Didier Sornette. (I learned about this paper from Samuel Arbesman‘s book The Half-life of Facts: Why Everything We Know Has an Expiration Date
Numberphile on statistics on match day as collected by Opta Sports.
The New York Times on Mayor Bloomberg’s geek squad.
Oscar Boykin at the Northeast Scala Symposium gives a talk Programming isn’t math.
Are the Oxbridge bumps races the longest running Markov Chain Monte Carlo simulation in the world?
How deep is a tennis tournament compared to March Madness?
From the Wall Street Journal: a print article about the use of natural language processing in reinventing the smartphone keyboard and an accompanying interview with Ben Medlock, chief technology officer of SwiftKey.
From the BigML blog, bedtime for boosting.
Chris Wilson of Yahoo Research blogs about social network analysis based on Senate votes. Also at the Washington Post. (Democrats are more cohesive than Republicans.)
Jeff Rosenthal spoke in 2010 at Harvard on How to discuss statistics on live television; this was the inaugural Pickard memorial lecture, which was recently posted on youtube.
God plays dice 
Quick FYI, the NYT link is missing an “l” at the end (.html instead of .htm)