The intuitive picture is that an infection generates heat, the way a fire in a room raises the room's temperature. It does not work like that. The heat is produced…
Source: Wikipedia
The list of five senses is about two and a half thousand years old and it was never complete. The one left out is the one you are using…
The everyday language is wrong in a way that hides something interesting. People say hair turns grey, goes grey, is going grey, as though the strands on a head are…
The appendix is the standard example of a vestigial organ, wheeled out in every discussion of evolutionary leftovers alongside wisdom teeth and the tailbone. It is a worm-shaped tube a…
Source: Wikipedia
Handedness looks like it should be a simple trait. It is visible, it is binary in everyday terms, and everybody has one. It turns out to be none of…
The intuitive model of a mosquito bite is that something sharp went into you and the hole is now irritated. Almost none of that is right. There is no single…