› added 7 years ago

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TIL that if our solar system out to Neptune were the size of a US quarter, the Milky Way would be approximately the size of the continental United States.

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via ift.tt

7r5db TIL that many women shave their face. They just call it “dermaplaning”. It’s a razor being used in the exact same fashion a man would use to shave their stubble, it is considered a beauty treatment to slough of skin and peach fuzz.
gr5pb TIL: The Parker space probe is the fastest man-made object ever. It reached 394,736 miles per hour (635,266 km per hour) on its mission hurtling around the Sun. That's nearly 400 times faster than a fighter jet and 500 times faster than the speed of sound!
BjBx TIL the Arctic Shrew is so territorial that if two are placed together, one will drop dead within a few days, even without physical injuries.
d8vv9 TIL that the "Jewish hat" was a cone-shaped pointed hat worn by Jews in Medieval Europe. Initially worn by choice, in many places adult male Jews were required by law to wear it to distinguish them from others.
OPya TIL Some people have a “natural alarm clock” allowing them to wake up when they want - This is actually caused by a stress hormone