› added 7 months ago

70

TIL most animals can see UV light — humans being blind to it is the exception not the rule.

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nWnwo TIL: The hyphens over Chinese vowels, when written using the Latin alphabet, describes how to properly pronounce the vowels in Chinese. Eg. à goes from high tonality to low
dvWQ TIL immunization efforts have reduced polio cases by >99%. Pakistan accounts for 86% of the current cases
1an54 TIL Cuban cigar factories hire "lectores" who read stories to the cigar-makers. [Video, 2:15]
0DMv TIL that almost everyone born outside of Africa are descendants of the ancient Neanderthals, and “some spots in our genome are more Neanderthal than Human”
Brevx TIL there's a spider that can bridge lines over a river spanning up to 25 metres (82 ft).