› added 4 months ago

24

TIL that the official measurement of a pixel is 1/96 of an inch (0.26mm)

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n819 TIL using the most lowballed version of Drake’s Equation there are between 200 - 400 billion civilizations in the Observable Universe at any given time.
oRZM8 TIL: Bananas are slightly radioactive and truckloads of them can cause false alarms at radiation portal monitors (the things that detect nuclear material at the ports)
wLokW TIL when most species of marine mammals are asleep, there is always one hemisphere of their brain that is awake. This allows dolphins, for example, to swim and surface to breathe when they are sleeping. They enjoy the benefits of sleep but still perform many of the same processes done when awake.
7vOZ TIL half of American adults are in a law enforcement face recognition network. Its use is almost completely unregulated, as most agencies don’t even require suspicion of criminal activity before using the database for identification.
5Vldn TIL that Venus Fly Traps only grow in a small area of the American Carolina.