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TIL One of the stated purposes of the US Interstate highway system was to provide access in order to defend the United States during an attack.

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D189P TIL: There are cochineal bugs in our food and drink
6EgD7 TIL there is giant, hot pink slug. It is only found in a single, isolated forest on an extinct volcano in Australia.
AKjo TIL that the song “Take Me to Church” by Hozier was written in protest to the increasing, and sometimes violent, homophobia in Russia.
neR1b TIL the oldest door in Britain is in Westminster Abbey. It was felled around 1032, constructed around 1050, and the only such Anglo Saxon period byexample.
VB4VG TIL that helicopters don’t just fall like a rock if the engine fails, they can perform something called “autorotation,” where the rotor blades keep spinning due to air rushing up through them as the helicopter falls