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Got a twitch in your eyelid, arm, or leg? Wondering where the hell it comes from and how to get rid of it? Answers within.

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W7xm9 TIL about The Stroop effect, our tendency to experience difficulty naming a physical color when it is used to spell the name of a different color.
dD6nr TIL: 23% of American women in their 40s and 50s take antidepressants
awOrZ TIL about the Battle for Castle Itter, where in the closing days of WWII a small group of Americans, French prisoners, a surrendered SS officer, and several Wehrmacht soldiers fortified an Austrian castle and held off a force of marauding SS soldiers.
Oo54R TIL Some animals in Yosemite still carry the Black Plague
Wk0g9 TIL That by taping ping pong balls over your eyes, sitting under a red light and listening to white noise you can experience hallucinations.