› added 4 years ago

107

TIL that wasps have solar panels on their backs that convert sunlight into electricity

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9YJmm TIL that because human fast-twitch muscles contract and relax up to 70 times per second, you can clench your first tightly, hold it close to your ear, and hear it vibrating.
b6y4E TIL that Australia actually exports sand to Saudi Arabia. This is because maritime or beach sand is coarser than desert sand. Coarse sand j's needed in construction which effectively makes desert sand completely useless.
xVQ8B TIL that Clash of Clans (the popular mobile game) turns 8 years old today!
yQdRe TIL for over a decade, NASA used 11 deaf people with damaged vestibular systems (making them immune to motion sickness) to explore how extreme forces might affect astronauts. One test had four men spend 12 straight days in a 20-foot-wide room rotating at 10 revolutions per minute.
nePW7 TIL that many blueberries, blackberries, and strawberries have little transparent worms in them, that eventually turn into fruit flies unless you eat them first. Known as "Drosophila suzukii", this particular species first appeared in the United States in 2008. They are safe to eat.