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TIL Elon Musk doesn’t patent any of SpaceX’s technology because their only competition is China, and China ignores patent’s.

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via reddit.com

ZpXrG TIL That 30 percent of humans see floaters, I see them when I stare at a wall and move my eyes
N79xQ TIL | Olympic divers shower after each dive because the shock of going into the water and then out of the water so quickly can cause muscle cramps. The showers help alleviate this issue.
9AmG TIL that up until 1933 Macy’s Thanksgiving Day Parade balloons were released into the air at the conclusion of the parade and would stay airborne above the city for as long as a week. A return address was stitched in and people who returned them received $100 reward.
b9b70 TIL, Lake Angelus is Michigan's least populated locale to be legally designated as a "city", with a population of 290
BGZL TIL that the majority of the titanium used for building the SR-71 spy plane came from USSR through CIA dummy corporations.