Today

4kW15 TIL Betelgeuse, a red supergiant star in the shoulder of Orion, will end in a supernova explosion that will be bright enough to be seen during the day. The brightness will last several months but will not harm the earth. It should happen within 100,000 years.
nWMdb TIL that Nazi Germany's U-Boat fleet suffered a greater percentage of casualties than any other branch of service on either side during World War II. 7 out of every 10 crew members died in action.
9wXgG TIL that there are two kinds of earwax people have, dry and wet.
W7brY Today I learned that there are two different types of chickens for egg and meat production
R5ye7 TIL Kazuki Takahashi, creator of Yu-Gi-Oh died 3 years ago whilst trying to save three people who were drowning off the coast of Okinawa
wo4Do TIL there's a global average of ~131 spiders per square meter.
69wlX TIL that Bill Lear, founder of Learjet, was a self-taught engineer with over 140 patents, one of them being the 8-track tape.
OGvOY TIL that when submarines were first introduced in European navies around 1900, Admiral Sir Arthur Wilson, 1st Sea Lord of the British Navy, called them "underhanded, unfair, and damned un-English." He proposed that any submarine crew caght in wartime be hanged as pirates
X0bBD TIL that fork-tailed drongos sometimes give fake alarm calls so other animals drop their food and run, allowing the birds to steal the meal.
VBbNk TIL that in WWI, due to steel shortages, the UK and US build ships out of concrete. Some of them still float today.
epb5D TIL the title of "prime minister" was originally a derogatory epithet used by 18th century British members of parliament to compare the role of Robert Walpole, First Lord of the Treasury, to that of the tyrannical Cardinal Richelieu of France.
x6nmk TIL Mister Rogers invited Margaret Hamilton (the Wicked Witch of the West) onto his show to help explain that her character was make-believe and the real Margaret wasn’t scary at all.