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TIL that the Jonas Salk, who developed the world’s first successful Polio vaccine, refused to patent his discovery. The vaccine was valued to be worth $7 billion had it been patented.

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JYnwk TIL that most of what people think as is Las Vegas, the Strip, is actually located outside of the Las Vegas city limits in the unincorporated town of Paradise.
7rO97 TIL Dmitri Mendeleev, a Russian chemist and teacher, devised the periodic table. In 1867, one day after working for three straight days, he got the inspiration from a dream: "Awakening, I immediately wrote it down on a piece of paper.” He named his discovery the “periodic table of the elements.”
d8R1B TIL of the Lost Scottish Clan of Gurro in Northern Italy. The claim is that retreating Scottish Guardsmen from a defeated French Army stopped in town and recreated their ways there, which remained preserved to this day.
vOpD TIL USA ranks 2nd in child poverty. According to UNICEF, 23.1% of American children under the age of seventeen live in poverty.
VBxZ TIL Britain forgot about a 50,000 pound bomb that never went off - only to have it be hit by lightning 20 years later, unleashing its destruction on…a cow