› added 6 years ago

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TIL scientists have discovered how to implant false memories in mice. While false memories have been induced behaviorally for decades, and we can now boost our memory capacity, only recently have we been able to neurologically implant memories by filling neurons with laser light.

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GAn94 TIL it's impossible to drive from North to South America because there are no roads between Panama and Colombia
XERvX TIL the expression “How do you like them apples” supposedly originated during the first World War, when the Allies’ anti-tank grenade was colloquially called a “toffee apple” because of its bulb-like appearance on a stick. The phrase was a taunt against the enemy.
VMyeG TIL that Anorexia has the highest death rate of all mental disorders
1aBMD TIL in the 18th century, the wealthy would keep live "garden hermits" or, people that would dress as druids and live in handmade grottos among the properties. They would be used as entertainment, could not cut their hair or nails, and were often treated as sages.
YpAeW TIL that everyday flour can be a propellant for an explosion. If a cloud of flour reaches a critical concentration in the air it forms an explosive mixture.