› added 6 years ago

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TIL that sperm counts have declined by 59% in males living in developed countries. No single reason has been established, though fertility scientists blame stress, obesity, chemical exposure, and smoking.

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5lxQ TIL that treating a cut with hydrogen peroxide doesn’t have much antiseptic effect, probably increases healing time, and can cause inflammation of surrounding tissues.
e0d8E TIL there was a cartoon character named Mr. Lancer on a show called Danny Phantom who would make exclamations in the form of literature titles
N0A1 TIL there is a prison for polar bears in Canada. Apparently they get chucked into jail for roaming around town.
4kv1a TIL Black Cats were traditionally considered good luck by French-Canadians
OG6PL TIL about the white-throated sparrow, where male and female birds each exist in two forms: a white morph and a tan morph. Tan morphs only mate with white morphs, creating four different groups of birds that each act like a distinct 'sex' - tan males, tan females, white males and white females.