› added 1 year ago

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TIL There were 121 witnesses to the JFK assassination, and 51 of them believed shots came from the grassy knoll. A further study examined 64 witnesses, with over half putting gunshots from the knoll.

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x6eOb TIL that Kurt Tank invented the most streamlined commercial plane (FMA IA 36 Cóndor) by placing the propulsion into the fuselage - yet it was never built due to obvious flaws regarding practicality (see comments)
oBZjr TIL Brent Gretzky, along with his brother Wayne, hold the record for most NHL points scored by siblings with 2,861. (Brent has 4).
R7bv1 In 1937, the U.S. Army Air Corps began research flights in a modified Lockheed Electra; the XC-35 was the first airplane built with a pressurized cabin.
LQM8Q TIL that the Indian mathematician and astronomer Baudhayana, who lived around 800 BCE, wrote the Baudhayana Sulba Sutra, which describes the construction of various geometric shapes using a rope known as a "sulba” with precise geometric measurements, the Pythagorean theorem, area of a circle.
n1Vr TIL that comparatively little is known about Bełżec, a Nazi extermination camp at which ~0.5 million people died, because evidence of the camp’s existence was almost entirely erased before the war’s end and only 2 survivors were able to give testimony.