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TIL a main reason why Steve from Blue's Clues left the show was because he didn't want young viewers to watch him go bald

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MyDA TIL: NASA may have discovered clouds on exoplanet GJ 1214 b. There is a chance it might be an ocean planet.
womZ1 TIL in the 1980s, NASA had a 1-900 number which charged $2 for the first minute and $.45 for each additional minute. It allowed callers to listen in on a mission status report and mid-flight press conferences, and horrifyingly, thousands of them heard the Challenger explosion in real time.
yQxAp TIL the “Crescent Moon” on the South Carolina flag isn’t a moon at all, but a gorget, worn by military in 1775 to protect the neck in battle.
Y78jx TIL that autism severity is linked to fetal brain growth patterns
A6Ad TIL Headaches are actually the structures around the brain hurting, not the brain tissue, as the brain has no pain receptors