TIL that in the geologic record, a thin layer of sediment separates the Mesozoic Era (the age of the dinosaurs) from the Cenozoic (the current era). This sediment is unusually high in Iridium, an element much more common in asteroids than on earth.
https://en.wikipedia.org/wiki/Cretaceous-Paleogene_extinction_event

TIL that Pittsburgh International Airport (PIT) is the only airport in America where a non-ticketed passenger can go through security and shop on the other side
https://en.wikipedia.org/wiki/Pittsburgh_International_Airport

TIL That some people suffer from hyperacusis, a rare disease that causes everyday sounds to be exceedingly loud, painful, and make living an ordinary life almost impossible
TIL, Adrenaline is the drug of choice in case of anaphylaxis, IV 1:50000
https://pubmed.ncbi.nlm.nih.gov/26986470/

TIL: Lizzie Lape, set an earlier precedent for entrepreneurial women in the US Court system in the 1800s. She ran brothels spanning 5 counties and was married 8 times. She was wealthy enough that she was sued for child support and several husbands tried to take over her business.
https://en.wikipedia.org/wiki/Lizzie_Lape

TIL the name "Great Sphinx" was given roughly 2,000 years post-construction. The original name given by its creators remains a mystery, as no inscriptions detailing its construction or purpose have been found.
https://en.wikipedia.org/wiki/Great_Sphinx_of_Giza

TIL That the hit Nickelodeon show "Rugrats" was not conceived by Nick, but by the founders of the company that animated the show, Klasky-Csupo, based on their own imaginings of what their own young children would say if they could talk.
https://en.wikipedia.org/wiki/Klasky_Csupo#1991%E2%80%932005:_major_success_with_animated_series

TIL that the town of Liberal Kansas was named after a local landowner who was called a liberal because he was very generous with his well water during droughts.
https://www.britannica.com/place/Liberal-Kansas

TIL There’s enough gold inside Earth to coat the entire planet in 1.5 feet (45.7 cm) of gold. 99% of the precious metal can be found in the Earth's core.
TIL a reclusive British trader caused a flash crash in 2010 that wiped $1 trillion off the US stock market while trading from his parents house in London.
https://techiegamers.com/navinder-sarao/

TIL why "Notice and Consent" fails to protect our privacy. It ignores people’s time constraints, cognitive biases, knowledge gaps, and our dependence on certain services. It also disregards corporate tricks and the complexities of modern data processing, resulting in a significant legal loophole.
TIL the Dodge Brothers sued Henry Ford in 1919 after Ford tried to use his massive profits to increase wages and make car prices more affordable, claiming that a corporation's sole purpose must be to generate profit for shareholders instead of to benefit employees or consumers. They won.
https://en.wikipedia.org/wiki/Dodge_v._Ford_Motor_Co

TIL an oil platform called Piper Alpha, located in the North Sea about 120 miles (190 km) north-east of Aberdeen, Scotland, exploded and sank on 6 July 1988, killing 165 of the men on board.
https://en.wikipedia.org/wiki/Piper_Alpha

TIL about Titian's Portrait of Cardinal Filippo Archinto (1558). 2 portraits were painted, one normal and one with the cardinal partially obscured behind an almost transparent curtain. The archbishop was appointed to office but was prevented from taking due to politics.
https://philamuseum.org/collection/object/101951

TIL that next to a car dashboard's gas icon, there is an arrow that always points to the side the gas cap is on
https://6abc.com/gas-tank-indicator-prices-road-trip-tips-summer-trips/2145777/

TIL that Volkswagen, one of the biggest car makers in the world, also produces a type of sausage called currywurst, which they mainly serve to their employees. The company has in fact, made more sausages than they've made cars.
https://en.wikipedia.org/wiki/Volkswagen_currywurst

TIL That Philip Wharton, 1st Duke of Wharton; the creator of the first Hellfire Club, hired musicians and a hearse to hold a public funeral after the South Sea Bubble stock market crash of 1720 after his heavy investment lost him £120,000.
https://en.wikipedia.org/wiki/Philip_Wharton,_1st_Duke_of_Wharton

TIL That Leeches used to be used to predict weather events.
https://www.reddit.com/r/todayilearned/comments/155lxmf/til_that_leeches_used_to_be_used_to_predict/

TIL That the Pink Panther cartoon show was created due to the success of the character in the opening credits of the Pink Panther films
https://en.wikipedia.org/wiki/Pink_Panther_(character)
https://www.reddit.com/r/todayilearned/comments/155ljou/til_that_the_pink_panther_cartoon_show_was/

TIL that there are car vending machines
https://www.youtube.com/watch?v=PkuBX6dOOGg
https://www.reddit.com/r/todayilearned/comments/155l828/til_that_there_are_car_vending_machines/
