TIL that cheetahs are so instinctively shy animals, especially in captivity, that they even fail to procreate. And so for years, conservationists have been giving cheetahs emotional support dogs who are raised with them and help them socialise and reduce anxiety.
/r/todayilearnedTIL That Cuban taxi drivers make more in 30 minutes than doctors do in a month.
/r/todayilearnedTIL it took 200,000 years for humanity to reach 1 billion people, but only 200 years to reach 7 billion.
/r/todayilearnedTIL that The world's largest museum dedicated to an animal - The Crocodile Museum in Aswan. The museum is located in front of the Kom Ombo Temple, which was dedicated to worshiping the god Sobek, which takes the crocodile body.
/r/todayilearnedTIL that on the episode of Breaking Bad where Walt throws a whole pizza onto the roof of his house in anger, the pizza was real and Bryan Cranston nailed it in one take.
/r/todayilearnedTIL camels first evolved in North America and camel fossile remains have been found in the arctic.
/r/todayilearnedTIL that an A10's gun is so powerful that shooting it halfs the planes forward thrust
/r/todayilearnedTIL That most paper sizes are rectangular (A series) is because it is made with a special mathematical property. If you cut it in half on the long side you get two rectangles that are smaller versions of the original.
/r/todayilearnedTIL that if Will Smith had accepted the role of Neo in the Matrix, then Morpheus probably would have been played by Val Kilmer
/r/todayilearnedTIL that an ethical hacker called Jim Browning (Alias) routinely tracks down internet scammers who exploit old and vulnerable people online. He managed to shut down a company that scammed people with the help of BBC recently.
/r/todayilearnedTIL that the most skilled sniper in all of World War I was a Canadian Indigenous man, Francis Pegahmagabow. He had 378 confirmed kills, captured over 300 enemy soldiers, and spent his post-war life fighting for Indigenous rights. He remains the most decorated Indigenous soldier in Canadian history.
/r/todayilearnedTIL that in the 80s, deaf Nicaraguan children with no prior sign language (or any true language) exposure were brought together to a deaf school, & started spontaneously making their own sign language, developing complexity & syntax. This gave linguists rare insight into the birth of human language.
/r/todayilearnedTIL that For the first time, all 5,000 objects found inside king Tutankhamun’s tomb will be displayed together in the world’s largest archeological museum dedicated to a single civilisation: Grand Egyptian Museum (GEM) in Giza, Egypt, in the next year (2021).
/r/todayilearnedTIL before the United States had an established name there was an early movement to call the country "Fredonia" after the word Freedom. Citizens would be called Fredes or Fredish. The name lost ground after it became a common form of mocking political opponents.
/r/todayilearnedTIL: the world's first HD 6DoF video (VR video where you can walk around like in a game) was sized at 3GB per frame. 10 minutes of video would be 1800GB.
/r/todayilearnedTIL that Archaeologists discovered a 26-foot statue submerged in ground water in a Cairo slum. The biggest clue pointing to the statue's true identity was the discovery of an inscription on it that read "Nebaa," a name closely linked to Psamtik I.
/r/todayilearnedTIL that One of the Seven Wonders of the Middle Ages " Kom El Shoqafa Catacombs " was accidentally discovered in 1900 when a donkey was suddenly swallowed by the earth below.
/r/todayilearnedTIL, The street artist Banksy extensively copied the style and work of the French street artist Blek le rat.
/r/todayilearnedTIL that during the filming of The Return of the Jedi, Jabba the Hutt was performed by as many as 7 crew members simultaneously, and was one of the more expensive practical effects in the original Star Wars Trilogy.
/r/todayilearnedTIL that Gates McFadden, best known for playing Dr Beverly Crusher is also a choreographer, and was choreographer on Labyrinth, including the famous ballroom dance scene.
/r/todayilearnedTIL in 2011 a small team of Japanese Firefighters saved Tokyo from being uninhabitable for decades by bravely keeping spent fuel rods cooled and unexposed
/r/todayilearnedTIL In 1851 Chess grandmaster Adolf Anderssen won a game, later dubbed “The Immortal Game” on the 23rd move after sacrificing his Queen, both of his Rooks and one of his Bishops.
/r/todayilearnedTIL that a Israeli Air Force F-15 landed with one wing in 1983 after the plane had a mid-air collision during a training exercise.
/r/todayilearnedTIL when Marlon Brando won an Oscar for The Godfather (1973), he sent Sacheen Littlefeather, an Apache woman, to reject the Oscar because of the treatment of Native Americans by the film industry.
/r/todayilearnedTIL In season 4, episode 20 of Home Improvement, Dave Chappelle and Jim Breuer played Tool Time audience members three years before starring in Half Baked together.
/r/todayilearned[TIL] Al Capone's son was deaf, and the mobster learned sign language to be able to speak to him.
/r/todayilearnedTIL Dolphins Are So Clever They Know The Reflection In A Mirror Is Not Another Dolphin But Their Own.
/r/todayilearnedTIL that male rams will punch/kick other competing male rams in the testicles to deter them from mating with the female rams.
/r/todayilearnedTIL that the back vocals on Money for Nothing is by Sting