› added 5 years ago

347

TIL Concrete is made from water-eroded quartz sand, and we're running out of it

Read more npr.org

via reddit.com

GYOQQ TIL Some areas on earth are so remote that sometimes the closest human beings are astronauts aboard the International Space Station when it passes overhead.
9wgy7 TIL that the § symbol is called a section sign. It is used as a shortener for sections and to refer to specific sections to a document, and more frequently used in legal code. e.g : "In accord with §12.4 of the terms and condition [...]"
ep05J TIL about Planet Nine, a hypothetical planet, ten times larger than Earth, that may lie in the outer reaches of the solar system and would explain a peculiar cluster of trans-Neptunian objects.
ApwB TIL When Louis Pasteur was working on the Rabies vaccine, if he or his assistants got infected, they were to be shot in the head
NXrjN TIL Whacking Day, a yearly event depicted in The Simpsons where the townspeople kill snakes, was a real event in Eastchester, New York from 1665 onwards. Records stated: "That one day every spring be chosen for the destroying of rattle snakes."