› added 1 year ago

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TIL babies cant taste salt until around 3 months old. But when they develop the the ability to, they show a preference for salty water.

Read more pmc.ncbi.nlm.nih.gov

via reddit.com

LkPY9 TIL that Researchers have found that dogs have evolved muscles around their eyes, which allow them to make expressions that particularly appeal to humans. The study says such "puppy eyes" helped domesticated dogs to bond with humans.
woxw8 TIL about the unsolved 1922 Hinterkaifeck murders in Bavaria, where six family members were killed with a mattock, and the murderer(s) lived on the farm with the corpses for days, feeding animals and lighting fires.
dDxjd TIL that the Seine, Rhine, Thames, Elbe, Meuse, Amstel and Sheldt Rivers were all tributaries of a now lost mega river called the Channel River that flowed through the now sunken Doggerland to the Bay of Biscay, eighteen thousand years ago.
mxMZP TIL that the Constitutional Apportionment Amendment, which was the first article of what would eventually become the Bill of Rights, had a matematical error in it that would have made it impossible to enforce. Despite the error, the amendment came a state away from passing on two separate occasions.
opLY TIL that Medal of Honor recipients receive a standing invitation to all future presidential inaugurations and inaugural balls. Also, their children are eligible for admission to the United States military academies without regard to the nomination and quota requirements, provided they are qualified.