› added 13 years ago

148

TIL that Switzerland has enough fallout shelters for 114% of its population

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nR7P TIL Grizzly bears were so feared and respected by Native Americans that hunting them required a company of 4 to 10 warriors and was done with the same preparation and ceremoniality as intertribal warfare.
JYXe1 TIL The concept of setting the clocks ahead in the spring in order to make better use of natural daylight was first introduced by US inventor Benjamin Franklin in 1784.
LQ1pd TIL that the inventor of leaded gasoline knew there were viable alternatives to prevent engine knock at a similar cost, but they couldn't be patented like tetraethyl lead could.
a870Z TIL there is a 5,614km long fence in Australia to separate dingos from other animals in the country. It is called the dingo-fence and was built in the 1880s.
vP4xr TIL that the Leaning Tower of Pisa was built in 3 stages over centuries but that it had begun leaning from the start, so they simply built each new stage straight up on top of the tilted lower portions; as a result, the 3 sections are leaning at different angles.