Today I learned about Dorothy Levitt, one of the first British female racing drivers. In her column for women she advised women on a car to buy, how to dress while driving, and items to bring, including gloves, an extra handkerchief, a clean veil, a powder-puff, hair-pins, a hand mirror, chocolates, and a gun. smithsonianmag.com/smart-…
ATM PIN numbers were originally supposed to be 6 digits, but the creator reduced them to 4 as his wife said she wouldn't be able to remember that many cnbc.com/2017/06/29/a-wif…
During the early 1900s, hat pins were used by women for self-defense; Mademoiselle Gelas even wrote a manual advising a combination of jiu-jitsu, hatpin stabbing and umbrella work to fend off men. history.com/news/how-wome…
During WWI (and briefly WWII) the British would shame men into joining the military by recruiting young women to call them cowards on the streets of their hometowns. These women would also pin a white feather on them to symbolize their cowardice. en.wikipedia.org/wiki/Whi…
If you unscrew the end of most oscillator sprinklers, there's a little secret pin tool to assist you cleaning out the sprinkler nozzles youtu.be/F2qNLh1QdQ8
Elvis Presley's own manager came up with the idea to sell "I hate Elvis" pins to people who hated Elvis en.wikipedia.org/wiki/Col…
The buzz from Sichuan Peppercorn is consistent and can be measured at approximately 50hz. The compound hydroxy-Ξ±-sanshool stimulates touch receptors in the mouth to produce a unique buzz that holds similarities to "pins and needles" npr.org/sections/thesalt/…
Around 11% of Americans are infected with pin worms. These worms make your anus itchy at night, and reproduce by you digesting their eggs from scratching your ass and inadvertently dropping it in your food. They are highly infectious. wikipedia.org/wiki/Pinwor…
Grasshoppers hear through an organ called the tympanum, which is located in its abdomen. Their ability to pin point where a sound is coming from rivals that of a human. animals.mom.com/how-do-gr…
I learned about RAS Syndrome β€” "Redundant Acronym Syndrome". It's when someone repeats a word used in an acronym/initialism, like "ATM machine", "PIN number", "RAS Syndrome", or "TIL I learned". en.wikipedia.org/wiki/RAS…
Prince was an amazing ten pin bowler who wore furry knee high boots to the bowling alley and could throw a strike at will. themalestrom.com/intervie…
"Cheesecake" was an American slang word, that was considered a publicly acceptable term for seminude women because pin-up was considered taboo in the early 20th century. en.wikipedia.org/wiki/Pin…
The strawberry on the tomato pin cushion is filled with emery powder, an abrasive, to sharpen pins. dritz.com/product/tomato-…
The pin tumbler lock mechanism, most commonly used in locks, invented by Linus Yale became a winning invention in the mid 19th century. youtu.be/o-9tWfCuwnc
American mechanic Walter Hunt is regarded as the inventor of the safety pin that bears resemblance to those used today. The safety pin included a clasp that covered the point and kept it from opening, and a circular twist at the bend to act as a spring and hold it in place. en.wikipedia.org/wiki/Saf…
I learned about RAS Syndrome (redundant acronym syndrome), which is when one or more words, in an acronym, are repeated. Such as, PIN Number, ATM Machine, or UPC Code. en.wikipedia.org/wiki/RAS…
Snoopy is NASA's official safety mascot. Every astronaut since 1968 has worn a silver Snoopy pin into space; upon return, the astronauts present the pin as a special recognition to a civilian team member who helped keep them safe. gizmodo.com/snoopy-the-as…
A Spoor Spider pins its prey to the hot sand, burning it alive before devouring it youtu.be/BVJek0sxgVs
The little pepper or strawberry attached to a tomato pincushion has a purpose: it’s filled with emery and meant to sharpen your needles and pins. denisewild.com/blog/straw…
The world's foremost expert on ants chose to study ants because when he begun his entomology career in 1947, insect pins were hard to come by due to WWII metal shortages. Unlike other insects, ants are stored in vials, not pinned. en.wikipedia.org/wiki/E._…
Today I learned about the Honorable Service Lapel Button or the Ruptured Duck pin. During World War II, members of the armed forces were forbidden to possess civilian clothing unless they were under specific orders to do so. It served as proof that the wearer was an honorably discharged. en.wikipedia.org/wiki/Hon…
The "Jesus Nut", sometime referred to as the "Jesus Pin", is the only component holding the rotors to some helicopters' body. If it were to fail during operation, the rotors would completely separate from the body, causing a rapid unplanned decent. en.wikipedia.org/wiki/Jes…
Researchers reported duplicating the glue that the sandcastle worms secrete and use to stick sand grains together underwater. They believe the glue to have applications as a biocompatible medical adhesive, for instance to repair shattered bones. For bone repair, it can replace pins and screws en.wikipedia.org/wiki/Phr…
The braille on all drive-thru atms is for visually impaired people to use when riding as a rear passenger in a vehicle. Braille on atms is federally mandated, and helps maintain financial privacy by allowing blind individuals to bank without having to disclose their pin to a driver. whsv.com/content/news/476…
In 1969 the first ATM was introduced in the US. Chemical Bank announced, "ON SEPT. 2, OUR BANK WILL OPEN AT 9:00 AND NEVER CLOSE AGAIN." Customers lined up eagerly to use the new cash dispenser, entered their PIN, and withdrew $25 or $50 amounts as onlookers watched. en.wikipedia.org/wiki/Aut…
The strawberry attached to a typical tomato pincusion is filled with abrasive emery, and used to sharpen pins and needles. en.wikipedia.org/wiki/Pin…
The most difficult and rare score to get in 10-pin bowling is not 300, but 292. This requires hitting the first 11 strikes, then rolling exactly 2 pins on your final roll, which is extremely difficult. bowlingdigital.com/bowl/n…
Linn Thomas is the first pin-up model in history to have appeared in both Playboy and Penthouse as a centerfold model. Her mother is Vietnamese and her father is a mix of Irish, Welsh and Italian. Her father abandoned the family when Linn was very young en.wikipedia.org/wiki/Lin…
Pinball machines were officially banned in New York City from 1942 to 1976. Moral crusaders opposed the game because of its association with illegal gambling; before flippers were added to the game in 1947, balls bounced off pins before dropping into random holes on the table. atlasobscura.com/articles…
People have solved complex problems in their sleep, like Elias Howe who dreamt of the structure of a bobby pin that led to inventing the Sewing Machine en.wikipedia.org/wiki/Pro…
Bowling lanes have different oil patterns - most recreational facilities use "house patterns" to make it easier for the average bowler to knock down more pins by funneling the ball toward the center of the lane. pba.com/OilPatterns
Women used to wear foot long pins in their hats which could be used in self defense to stab men who groped or assaulted them. smithsonianmag.com/histor…
Birds have what are called "blood feathers" or "pin feathers", which themselves have an artery and a vein, and if one of those feathers is damaged while still growing then a bird can bleed to death. plainfieldanimalhospital.…
The United States still has 8 nuclear weapons unaccounted for as a result of "broken arrow" incidents typically involving the aircraft carrying it crashing or in one case a crew member accidentally grabbing the emergency release pin. mentalfloss.com/article/1…
The Kinks' guitarist Dave Davies created the distortion effect on You Really Got Me by slicing the speaker cone of his amp and poking it with a pin. en.wikipedia.org/wiki/You…
In in the 1970s professional 10 pin bowlers made twice as much as NFL players. priceonomics.com/the-rise…
Today I learned about the Caterpillar Club, made up of people who have successfully used a parachute to bail out of a disabled aircraft. The names refer to the fact that the first parachutes were made of silk, with members receiving a pin in the shape of a caterpillar. en.wikipedia.org/wiki/Cat…
In 1981 comedian Andy Kaufman goaded his way into professional wrestling offering $500 to any woman who could pin him at one of his shows, declaring himself the Intergender World Champion, setting up a rivalry and several matches with pro Andy Lawler. youtube.com/watch?v=kB0hL…
Only 3 bowlers have picked up the 7-10 split on television and that despite many shows and movies showing it being picked up by directly sliding one pin into another, this is, in fact, impossible. en.wikipedia.org/wiki/Spl…
Today I learned of an amateur bowler who almost killed himself trying to bowl the perfect match - 36 straight strikes. He grew increasingly dizzy and sweaty but got 35. In the final frame, he left the last pin standing. A doctor said he had bowled through a stroke and required heart surgery. dmagazine.com/publication…
Ladies visiting the tower of London would stick pins in the lining of King Henry VIII's gigantic armour codpiece in the hopes of β€˜improving their fertility’. historyrevealed.com/eras/…
The early communists in China established the Counter-Japanese Military and Political University. A full university that included subjects such as guerilla warfare. It counted many early heroes of the cultural revolution among its graduates. This pin celebrates its 10th anniversary in 1946. postimg.cc/GTQzLsQg
The phrases 'PIN Number' and 'ATM Machine' are both examples of 'RAS Syndrome', or Redundant Acronym Syndrome Syndrome. en.wikipedia.org/wiki/RAS…
Adolphe Sax, inventor of the saxophone, barely survived his childhood. In separate incidents, he fell three stories onto his head, swallowed a bowl of acid, swallowed a pin, was burned by gunpowder, and fell into a river. dinant.be/en/inheritance/…
ATM PINs were originally intended to have six digits, but have four because the inventor's wife said she could only remember that many. news.bbc.co.uk/2/hi/busin…
In a scale model of the solar system, if the sun were modeled by a basketball, Earth would be like a small quilting pin 93 ft away. Pluto - the size of a pinhead - would be over half a mile away; and Alpha Centuari, 4,300 miles distant. solarscience.msfc.nasa.go…
The reason PINs are typically four digits is that the inventor's wife could only remember four digits. Had she not mentioned this they would be six digits. saharaweeklyng.com/why-at…
There is a 10% chance a credit cards pin is 1234 gizmodo.com/5946582/the-2…
The idea of wooden stakes to kill vampires actually came from the use of wooden stakes to pin the dead down so they couldn’t escape the coffin. A measure taken during the New England vampire panic among other places. Though staked in the chest it had nothing to do with piercing the heart. smithsonianmag.com/smart-…
Outside the gates of China's Presidential Palace in Nanjing, vendors sell pins bearing the white sun of the Republic of China flag -- a rare public embrace for the country's former symbol, which today appears on the flag of Taiwan cnn.com/travel/article/na…

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