Throughout the centuries, we’ve made a pretty good system for separating normal from abnormal things. OK, it failed miserably from time to time, but sometimes we have quite strong proof of something not being normal (even if your mother had you tested, Sheldon). Stories we...

The following two antifeuilletons are inspired by an interesting book by Underwood Dudley, “A budget of trisections”. The author studies the phenomenon of people solving the unsolvable – angle trisection problem. It is natural for scientists and engineers dreaming of the day when an unsolved, important...