Frank Schallmaier, photo editor of the Dutch newspaper de Volkskrant, collects photos of STOP signs that have spelling errors. He shared some of his favorites with the newspaper’s readers. (Thanks to Kees Moeliker for sopting to notice Schallmaier’s collection and bring it to our attention.)
Rafael Prieto Curiel, in the mathematics magazine Chalkdust, does some rough calculations about waiting for a bus: “Let’s measure how much time I expect to wait for the next bus to arrive as I observe more or fewer passengers in the stop…. If I find zero passengers at the bus stop, 99% of the time I […]
One needn’t ruminate more than one wants or need to, suggests this study: “The Cessation of Rumination Through Self-Affirmation,” Sander L. Koole, Karianne Smeets, Ad van Knippenberg, and Ap Dijksterhuis, Journal of Personality and Social Psychology, 1999, Vol. 77, No. 1, 111-25. The authors affirm that they are at the University of Nijmegen, The Netherlands.
This video documents an unplanned experiment in engineering and human nature. Workers at a construction site contemplate how to arrest a machine that will not stop spinning. Then more workers join in the contemplation… (Thanks to investigator Ralph Enders for bringing this to our attention.) BONUS: Researchers at the University of Minnesota physics department write, […]
