› added 1 year ago

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TIL that McDonald's first Executive Chef Rene Arend invented both the McNuggets & the McRib

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9wJnQ TIL Of the great oxydation event: a single type of oxygen producing bacteria is responsible for terraforming earth from largely oxygen free to the earth we know today, giving rise to oxygen based life and causing a mass extinction of anaerobic life forms, wiping out about 80% of them
6dX7 TIL Tired of hearing “God Bless America” being overplayed on the radio because the lyrics were unrealistic and complacent, Woody Guthrie wrote “This Land is Your Land”.
EmYp TIL The reason paper cuts hurt so much is because the cut often bleeds very little to nothing at all, Leaving pain receptors open to the air.
neDn9 TIL Peter Hill was the first known African American clockmaker and the only Black clockmaker known to have worked in the late eighteenth and early nineteenth centuries. He earned enough money to buy his freedom at age 27. The following year he married his wife Tina and purchased her freedom as well.
Wkev8 TIL Scientists managed to edit human embryos, freeing them from a piece of faulty DNA which caused a deadly heart disease that ran in families. The embryos were allowed to develop for 5 days before they stopped the experiment.