› added 4 years ago

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Today I learned that allergic rhinitis can cause dark bags under the eyes, called "allergic shiners".

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QJyx6 TIL the dodo bird was not unintelligent but simply evolved docile behavior in response to a lack of predator on its native island of Mauritius. Humans took advantage of this behavior, haunted it to extinction, and then made it a universally recognized symbol of unintelligence.
9nYM TIL Scientists from South Africa discovered a formula that calculates how likely a frog is to eat another frog. “For every one millimeter increase in body size, a frog is 2.8 percent more likely to eat other frogs.”
pYP54 TIL The "July Effect" is more of an urban legend than rooted in fact. There is not an increase in mortality in US hospitals in July when interns, residents, and fellows settle into their roles.
NOoE TIL one in three lesbian women report being sexually assaulted by another women, roughly two times higher than the national average for women.
Bgyad TIL a hypothetical black hole with a size of just 0.2 millimeters (1⁄127 inch) would have the same mass as the Moon