› added 9 years ago

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TIL Tesla cars have a “bioweapon defense mode” utilising positive cabin pressure to protect occupants from the dangers outside.

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via reddit.com

x6M8o TIL that humans have been performing dentistry since 7000 BC, which makes dentistry one of the oldest professions.
YpKKx TIL it is essentially impossible to keep great white sharks in captivity due to their dietary needs and tendency to travel extremely long distances. The longest record is 198 days for a juvenile great white.
4kMXg TIL Alpha Cephei will be the next north star in the year 7500, taking the place of Polaris.
A1Zo TIL in 1981, the Brazilian dictatorship planned an attack to an event attended by 20k people. The 2 soldiers that carried the attack made a mistake and ended up blowing the bomb on themselves (1 dead, 1 injured). The attack was planned to convince the country that left-wing guerrilas were a threat.
1aoA7 TIL Bearded vultures seize turtles and fly high above the ground to release the reptile, typically over rocky ground or onto large rocks or boulders. These vultures will repeat the exercise if the shell of the turtle does not break after the first attempt.