› added 10 years ago

71

TIL That for ever 1 hour of flight time, the F-22 Raptor requires 30 hours of maintenance, and costs $44,000 per flight hour.

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yQbre TIL about Belphegor's Prime. It's the palindromic prime number 1000000000000066600000000000001. Named after Belphegor, Prince of Hell, it has 666 at its heart surrounded by 13 zeros on either side
wPLE TIL there is a Train station in Sweden that uses people’s body heat to warm adjacent buildings
0wLX1 TIL There is an Island in France where donkey wear Trousers.
KOpv4 TIL of the Inughuit of northwest Greenland, the world's northernmost people. When contact was made in 1818 they had been isolated for several hundred years and were completely unaware of the existence of other humans.
1a6bd TIL: fear of food touching another food is called brumotactillophobia