› added 8 years ago

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TIL that “crushable concrete” is a safety feature at many airports. The surface deforms under the weight of an aircraft and slows it down in a similar way to sand filled runaway truck ramps.

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OG8x6 TIL multi-track recording was invented by Ross Snyder in 1955. His 8-track recorder, named the Sel-Sync machine, was sold to Les Paul for $10,000. It became known as the "Octopus". Les Paul, Mary Ford and Patti Page used the technology in the late 1950s to enhance vocals and instruments.
W7oyL TIL Canada was the first country to declare war on Japan in the Second World War
XE0DP TIL that during WWII, a bomb landed, but didnt explode, inside the German VW factory. If it had exploded, the post-war Beetles that we commonly see would've never existed.
VBL48 TIL that the inclusion of women in clinical research did not become law until 1993.
xVKKb TIL that after H. P. Lovecraft's grandmother died when he was five years old, his mother and aunts began wearing black dresses around the house to mourn her. These "terrified" Lovecraft, and he began to have nightmares about them, which also involved some of the creatures he would later write about.