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TIL the word Modem is a portmanteau of MODulator/DEModulator. And Codec...

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WDgd TIL the warning tones played before an Emergency Alert Broadcast contain information and automatically activate the system by audio alone. Playback of the recorded tones (like in an an ad) over TV or radio can kick the actual system online, resulting in heavy fines.
lKWV TIL Macadamia nuts are highly toxic to dogs. They can cause weakness, nausea, and even lameness (especially in hind legs). It is unknown why the nuts have this effect.
awbBA TIL that despite having some of the top physicists in the world, including Werner Heisenberg, Nazi Germany was unable to build a nuclear weapon partly because they did not want to affiliate with "Jewish Physics" causing many scientists to defect to the US to help with the Manhattan project.
5Vo4R TIL that Manute Bol killed a lion as a young herdsman in Sudan
9YQPX TIL of the Eternal Flame Falls, in Chestnut Ridge, NY. A naturally occurring gas seep feeds a flame in the heart of the waterfall