› added 4 years ago

72

TIL: Tensegrity Structures and how facilitating they are

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e0Q95 TIL that, even after injecting yourself with epinephrine or receiving it from an ambulance in response to an anaphylactic attack, it's still advisable to visit the ER. 20% of the time, patients may need a second injection or other interventions because the first (for whatever reason) has failed.
QJ8YL TIL the reason Converse shoes have a piece of felt on the sole is so they can be classified as a slipper instead of a sneaker. By doing this they are able to lower their import tariff tax from 37.5% to only 3%.
woA7M TIL around 2500 BC, a 140 foot long ship was buried in pieces in a pit near the Great Pyramid. It was found in 1954 and the 1,224 fragments were assembled recently. Khufu’s Solar Boat "sailed" again in 2021 when it was moved by a special vehicle to the Grand Egyptian Museum.
ddpj TIL Canadians attempted to build a ship out of ice during WWII.
AROg TIL that there is a snail that is a snail whose poison is so complex that there is no anti venom for it. It also preys on fish and swallows them whole like a snake, also it has a biological harpoon.