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TIL that Niagra Falls was turned off in 1969
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ep0r5
TIL about the Shepard Tone. An audio illusion that creates the feeling of consistent, never-ending rising/falling. The illusion is achieved by playing overlapping notes that are one octave apart. In this way, the sensation of rising or descending notes never ends.
156r
TIL there is a patent troll company that claims ownership on WIFI sharing. It has being suing small businesses and hotels for a couple of years.
E1lmW
TIL that Dynamite and TNT are actually different kinds of explosives, the former one having Nitroglycerin in its compounds. The common misconception of both being the same likely comes from pop culture references.
kP5g
TIL : Pink Floyd played a concert in 1971 in which the music was so loud that it killed fish in a nearby pond.
XEQ5k
TIL Michael Jackson met with producers in an attempt to play Professor Xavier in the first X-Men film