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TIL There are three established and widely accepted subcategories of twilight: civil twilight (nearest the horizon), nautical twilight, and astronomical twilight (farthest from the horizon)

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78WRp TIL: The earliest recorded famine which occurred in Egypt in 3500 BC was preserved visually in a relief that survives on the causeway of the Fifth-Dynasty Pyramid of Unas in Sakkara
VJwk TIL Pope Francis has a master’s degree in Chemistry
QNxpX TIL: That L-8 also known as the "Ghost Blimp", was a United States Navy L-class airship whose two man crew disappeared over the Pacific Ocean on August 16, 1942 and then eventually landed on it's own near San Francisco.
4X0Mg TIL that Africa's arbitrary borders, which make the continent look like a patchwork and are responsible for many ethnic conflicts up to this day, were "made" at the Berlin Conference (1885) by European leaders.
Me1eK TIL the brown paths of worn down grass are called "desire paths"