From Deathsplanation, How tall is an alpaca? (and how long did people live in the past?)
From the Aperiodical, how to win at (the UK game show) Pointless.
From the Telegraph, Quants: the maths geniuses running Wall Street.
Andrew Gelman and Kevin O’Rourke ask how statisticians pick their methods.
Carlos Futuri’s cartographical map projections.
Hanging Hyena on unbeatable words in Hanging with Friends.
Emily Singer for Quanta magazine: In Natural Networks, Strength in Loops.
Hannah Fry on why everyone is more popular than you.
Jiri Matousek has a collection of Thirty-three miniatures: Mathematical and algorithmic applications of linear algebra
A Quora question, What kind of math do you use in your work?