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308

TIL That thunderstorms can cause headaches due to changes in barometric pressure.

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Z8wBp TIL "Of the 4 percent of the 250 000 to 300 000 known edible plant species, only 150 to 200 are used by humans. Only three - rice, maize and wheat - contribute nearly 60 percent of calories and proteins obtained by humans from plants."
p8jEZ TIL Teddy Roosevelt nearly died on several occasions while exploring the previously uncharted River of Doubt. After surviving a close call with a coral snake and an emergency surgery on his leg, he became delirious with a fever and repeatedly demanded to be left alone to die in the jungle.
yQbxJ TIL that hippos produce a natural antibacterial sunblock. The ‘sweat’ is made of a red pigment, which contains an antibiotic, and an orange pigment, which absorbs UV rays. These two pigments work together to protect the hippos from both bacterial infections and sun damage.
awonN TIL Since its founding in the 1960s, the brand Vans has become a staple of American footwear culture, on the level with iconic brands like Converse (which is twice as old) and Nike (which is nearly 10 times as large)
l8eG TIL that Dr. John Rock, the creator of the birth control pill, was a devout Catholic and invented the pill to compliment the Calendar method of contraception.