Forwarded from Today I Learned 🎓
TIL there are only three known photos and no media recordings of Germany’s richest person, Dieter Schwarz (net worth $38B). He is the former Chairman and CEO of supermarket chain Lidl. [Source]
Forwarded from Today I Learned 🎓
TIL that the Tetrahymena thermophila, a single-celled ciliated unicellular eukaryote, has 7 different sexes. Any two different sexes can mate and produce offspring, and the sex of the offspring can be any of the 7 different types. This allows for 21 different mating combinations. [Source]
Nature
How a microbe chooses among seven sexes
Nature - Sex determination in the protozoan Tetrahymena is a roll of the genetic dice.
Forwarded from Today I Learned 🎓
TIL of Joe Arridy who was a 23-year-old man with an IQ score of 46 and the mind of a six-year-old who was wrongfully convicted and executed in 1939. He did not understand the meaning of the gas chamber, telling the warden "No, no, Joe won't die". He smiled while being taken to the gas chamber. [Source]