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TIL that up until the 1960′s, the only reliable pregnancy test was to inject a woman’s urine into a female African clawed frog. If the woman was pregnant, the frog would ovulate within 12 hours.

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d8EDd TIL: Black peoples’ skin only has a built in spf of up to 10, so everyone should wear proper suntan lotion.
awQRN TIL that the Breaking Bad team was offered $75 million to produce three additional episodes after the final season. This much money was stated to be more than the profits they had made in five years. The team refused, saying that the final episodes did not lend themselves to additional installments.
D1r7r TIL there is a species of weevil named after baseball player José Bautista
k6xg TIL that Terry Bradshaw (NFL QB for the Pittsburgh Steelers) only got to start in college when the incumbent starter, Phil Robertson, decided to forgo his senior season in order to pursue other interests. Robertson would go on to create the Duck Commander Company and later star on Duck Dynasty.
pYAjN TIL: Leonard Nimoy, known for playing Spock in Star Trek, refused to participate in the animated series until Nichelle Nichols and George Takei were included. He believed their presence was essential to the show's commitment to diversity.