› added 5 years ago

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TIL that there are more stars in the sky than grains of sand on Earth

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dD0a7 TIL 20/20 Vision doesn't mean you have perfect vision - it means your vision is normal, and you can see at 20ft what an average person can see at 20ft. The ideal is 20/15, which means you can see at 20ft what an average person can see at 15ft.
yVnj8 TIL: Gavrilo Princep, the man who inadvertently started World War One when he assassinated Archduke Franz Ferdinand was only 19 years-old when he killed the Archduke.
a8YDb TIL sucking in your stomach for years causes Hourglass Syndrome, which can malform your entire rib cage
awbYN TIL Community’s Magnitude (“Pop, Pop!”) is Hogwart’s student Lee Jordan in the Harry Potter film series
QJJ7X TIL that BOTOX injections can be used to help treat individuals who suffer from chronic migraines.