50 People Share “Today I Learned” Facts They Never Learned At School (New Facts)

Grasshopper are nearly 200 million years older than grass.

That WHAM-O's Slip N' Slide is not supposed to be used by persons over the age of 12. There have been rare instances (and lawsuits) of adults breaking their necks while using it and in 1993, the U.S. CPSC warned that the slide might cause permanent spinal cord injury to teens and adults.

That famed scientist George Washington Carver had a respiratory infection in his youth which him with an unusually high pitched voice that “startled all who met him.”

That camouflage clothing is illegal for civilians in several countries.

Until 2001 workers at Disneyland had to wear "communal underwear" while in character because normal undies would bunch up and become visible. After several outbreaks of pubic lice, the performers got the Teamsters Union involved and Disney finally agreed to employees wearing their own underpants.

From the 1950s to 1970s, attempts were made at running bus services between London and India. The trip took about 50 days, cost about $100, and buses are said to have included private bunks and even a kitchen.

The Old London Bridge was crowded with houses and shops, some of them reaching up to 6 storeys in height.

Americans have a distinctive lean and it’s one of the first things the CIA trains operatives to fix.

That there are over two dozen universities in the U.S. that have their own nuclear reactors.

That the world’s largest kidney stone, removed from a patient in Sri Lanka, weighed 1.67 lbs (757.5g) and broke 2 world records.

That Titan’s surface organics surpass oil reserves on Earth. Saturn’s moon Titan has hundreds of times more liquid hydrocarbons than all the known oil and natural gas reserves on Earth, according to Cassini data.

There's a rare disorder called Epidermodysplasia Verruciformis, turning people's skin into tree-like bark with wart growths due to HPV. Also known as "Tree Man Illness," the disorder is inherited when an individual inherits one copy, from each parent, of a defective gene.

That the Beijing Weather Modification Office were enlisted by the Chinese government to ensure that the 2008 Summer Olympics were free of rain, by breaking up clouds headed towards the capital and forcing them to drop rain on outlying areas instead.

Alexander Hamilton was the first major American politician publicly involved in a sex scandal. He had an affair with 23-year-old Maria Reynolds, whose husband was aware of the infidelity and likely orchestrated the whole thing to regularly extort blackmail money from Hamilton.

That when Charles Guiteau bought the gun he would use to assassinate President Garfield, he chose one with a more expensive ivory handle, thinking it would look better in a museum. Though the gun was given to the Smithsonian, it has since been lost.

That China, by a large margin, consumes the most salt per citizen.

Sigmund Freud dissected hundreds of eels in search of the male sex organs. He had to concede failure in his first major published research paper, and turned to other issues in frustration.

That Tex-Mex has surpassed Italian as the most popular food genre in the United States.

About Kitty Fisher, who was famous for simply for being famous. In one incident, she fell off her horse while riding and exposed herself. Broadsheets & prints mocked her, but she seized the attention for herself by having her portrait painted by England's most prominent painter.

That the Rambo lunchbox by Thermos in 1985 marked the end of the metal lunchbox era. Manufacturers switched to making lunchboxes with plastic because it was cheaper and because a group of mothers in Florida complained that metal lunchboxes were being used by children as weapons.