› added 8 years ago

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TIL the solar system is moving through the Local Interstellar Cloud, proving that you are never in the same spot more than once on a cosmic scale.

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JPg4 TIL that only 2.8% of Oklahoma High School Students passed a citizenship test, students in Phoenix did better at 3.5% in the same education poll
4XGd5 TIL that when Hurricane Ivan was in the Gulf of Mexico in 2004, pressure sensors on the ocean floor detected a freak wave 91 feet tall. Computer simulations suggested that at the storm's peak as a Category 5 it was producing waves over 130 feet high.
Ae7a TIL that Americans have worse teeth and fewer teeth than the British, stereotypes aside
EKoW TIL that in 1991 a woman was kept “alive” although she was braindead because she was pregnant. The baby was born alive.
VB4VG TIL that helicopters don’t just fall like a rock if the engine fails, they can perform something called “autorotation,” where the rotor blades keep spinning due to air rushing up through them as the helicopter falls