› added 10 years ago

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TIL: Before medical science discovered how the circulatory system functioned, people believed that a vein ran directly from the fourth finger on the left hand to the heart. This is why people wear their wedding ring on this finger.

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VJoQ TIL Sandia Labs engineers created a ‘self-guided’ bullet that directs itself like a tiny guided missile and can hit a target more than a mile away.
8eKDX TIL a federal court case which allowed the US government to destroy a shipment of hazardous toys is named United States v. Article Consisting of 50,000 Cardboard Boxes More or Less, Each Containing One Pair of Clacker Balls.
LgxP TIL that until 1987, broadcasters in the United States were legally required by the FCC to present both sides of issues.
9YmEQ TIL Scientists were able to partially restore function to the legs of a paralyzed rat by implanting asparagus between the severed ends of the spinal cord
e0P0E TIL that Mercury is the closest planet to Earth and to every other planet in the solar system most of the time.