Feedback is our weekly column of bizarre stories, implausible advertising messages, confusing instructions, and much more
4th November 2020
Our hats, of which we have a lot, are this week for Frédéric Bouquet and roommates of the 15-meter-high laboratory for solid state physics in Orsay, France, for their work “61 ways to measure the height of a building with a smartphone” (arxiv.org /abs/2010.11606).
We are reminded of an urban legend about a physics student who later turned out to be Niels Bohr. When asked during an oral test to describe how he could do something similar with a barometer, he came up with several undoubtedly correct answers that helped …