› added 9 years ago

372

TIL that the SR 71 design could actually go to mach 6 speeds if it wasn’t for the material melting past mach 3.3

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l7xV5 TIL that Alexander Fleming discovered penicillin by mistake.
e0j5D TIL of the “White Declaration of Independence” and the violent overthrow of democratically elected officials in Wilmington, North Carolina in 1898
x61dw TIL that in 1866, Mark Twain went surfing in Hawaii.
X0Jnr TIL Queen of Hollywood, Carole Lombard, Who Died in a Plane Crash Flying Home from a War Bond Rally, Had a Liberty Ship Named for Her
M7D9K TIL that Macchu Piccu, the Incan citadel in Peru, is not ancient. It's only about 600 years old, the same age as many European Renaissance buildings.