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TIL The Earth has what can poetically called it's "Heartbeat". Lightning flashes set up the resonance pattern that surrounds Earth.After bouncing off the ionosphere, the electromagnetic waves from a single lightning burst interact with and amplify other waves,setting up the Schumann Resonance.

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gMWpD TIL that Florida is a flatter state than Kansas.
d8Oxr Even after accounting for other known risk factors, such as diabetes and high blood pressure, a study found that Black and Asian patients hospitalized with COVID-19 were more likely to need mechanical ventilation and more likely to die than white patients.
DQowY TIL about Captain James Purrington, a Revolutionary War veteran who murdered his wife and six of his children before killing himself in July 1806.
ADQAw TIL that Elton John's 1970 breakout hit "Your Song" was written by Elton and originally recorded by the band Three Dog Night, but they did not release it as a single as they wanted to let John, then an upcoming artist, have a go with it.
OVJe TIL that there is a dam in India that still standing after 2000 years after it was built