Summary: This episode recorded live at the University of Greenwich. This week Samuel and Peter spoke about: Android phone solves Rubik’s cube in 12.5 seconds; Edmonton Eulers; Relativistic trading; American math achievement; Russian maths problem teaches students who's really in power; NASA's Metric Failure; quantum error threshold; Top Five Utterly Incomprehensible Mathematics Titles; Your own maths theorem for £15; and news & stories (including from MathsJam) from the floor at Greenwich. Special guests this week: Mitch Keller, Tony Mann, David Singmaster, Nic Mortimer and Noel-Ann Bradshaw.
