› added 8 years ago

148

TIL that the grippy texture on metal tools is called Knurling

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YpQ6d TIL that donut holes were invented by a 16 yr old sailor named Hanson Gregory. Gregory was tired of eating greasy and undercooked donuts with raw dough on the insides, so he decided to make donuts but with holes in them.
51Ap TIL a wandering beggar in China led a rebellion against the Mongols, ending the empire established by Kublai Khan. The beggar would later become the Emperor of China.
0dmgR TIL In China, for many village women, marriage is the primary means of changing their lives. Most of them marry up - moving from the mountain areas to the plains, from the villages to towns and cities, and from the poorer classes to the richer.
R5kj4 TIL That Probably one of the most 'alien-like' species, the ribbon worm spits a living, tree-like proboscis to hunt it prey
78BpL TIL Argentina's Naval Aviation baptism of fire was on its own population. On 16 June 1955, 30 aircraft from the Argentine Navy and Air Force bombed and strafed Plaza de Mayo and opened fire on the population killing 300 and injuring over 800 in an attempt to assassinate Perón.