› added 4 years ago

343

TIL Some major blood vessels are so large that they have smaller blood vessels within the walls called vasa vasorum

Read more sciencedirect.com

via reddit.com

v1Aj TIL that a person close to or at the point of drowning will be silent and generally show no visible panic
gL07 TIL in 1980 a 10 year-old became the youngest librarian in the US after petitioning his mayor for a local library. Starting with 2,000 books he collected himself, his library climbed to 17k books by 1985 after his story was featured across the country including The Tonight Show and Reading Rainbow.
vyEL TIL there are at least 15 countries with absolutely no military forces
neVo7 TIL A survey of ~80,000 words estimated the origin of English words to be 28.3% French, 28.24% Latin, 25% Germanic, 5.32% Greek, 4.04% No etymology given, 3.28% Proper names, all other languages < 1%.
gwL4 TIL Tallinn, the capital of Estonia used to be named Lyndanisse, which in translation means Linda’s tits.