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TIL the Aorta can develop an aneurysm and burst, killing you in seconds. It's called the silent killer

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KYJQE TIL that the USS Tang (SS-306) was a U.S. submarine used during World War II. It was built and launched in 1943, and was sunk by a circular run of her own torpedo in 1944.
W7LD8 TIL that France and Spain "went to war" over a few stop signs in the 1970s and 1980s when France built two new roads that crossed a Spanish road and installed new stop signs which Spanish citizens continually removed over and over again for years. This became known as the "War of the Stop Signs".
8ekW4 TIL a robot named HitchBot successfully hitchhiked across Canada, Germany and the Netherlands, but got decapitated while hitchhiking across the US
1bl4 TIL Hershey’s gets their cocoa beans from farms that use child labor and slavery, something that they know and are doing little to change.
wG4W TIL There are thought to be 100,000 uncharted mountains under the sea.