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TIL After death of Bill Haley, there were 7 groups claiming to be the continuation of Haley & His Comets. In 2014 four such groups were performing around the world

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my7E TIL the recipe for Angostura Bitters is a closely guarded secret, with only one person, passed hereditarily, knowing the whole recipe.
v1x5K TIL that physicist Wallace Sabine was assigned the impossible task of fixing the sound quality of a poorly designed lecture hall. Despite having no background in acoustics, he discovered a relationship between chamber size, absorption surface and sound quality. Thus founding the field of acoustics.
J1NDQ TIL Momma bears are so protective of their young they’ll actively seek out human occupied areas because they know male bears, who would want to kill their cubs to increase the chances they mate with them, will avoid human contact.
9a47 TIL that El Chapo was popular in his hometown and the inhabitants protested his arrest in 2014. He is popular because he used his wealth to renovate his hometown, which created lots of job opportunities.
nevRW TIL that the Pythagorean theorem was discovered and proven by Babylonian mathematicians 1000 years before Pythagoras was born