"Bus seats are designed so that you cannot tell how dirty they really are." - SmallAndScarred

"There is a whale called 52 Blue that only sings at their frequency meaning it can't communicate with other whales. It is nicknamed the loneliest whale on the planet." - TheLegendaryJet

"your skeleton is w e t ." - Genesis-Bae

"Your intestines will “wriggle” themselves back into the correct position. Doctors who do any type of intestinal surgery don’t have to worry (too much) about how they put the intestines back in." - H010CR0N

"A certain type of angler fish reproduce via the Male burrowing into the side of the female, eventually fusing. The Male life is lost in the process." - Allceleatial

"People who survived the Holocaust and get Alzheimer's often think they are back in the camps. So they escape one of humanity's greatest horrors only to die in it 50 years latter." - digitaldavegordon

"If you are an identical twin it is possible that you and your siblings identity’s were swapped and your parents never Caught it" - m00n-b4b3

"When you get a sunburn, it's actually your cells dying so they don't get tumorous" - SoulsAndSandals

"The reason you’re supposed to contact a doctor if you have an erection lasting longer than four hours is because prolonged priapism can lead to gangrene of the dick. Blood goes in, deoxygenates, but can’t leave, so there’s no way for fresh oxygenated blood to come in, causing the tissue to turn black and die. Don’t worry, though! This can be treated by using a big syringe to suck the trapped blood out." - boopbaboop

"In the United States roughly 1/3 of all food is thrown away each year" - citizenfaith01

"Horses can't throw up. So if they eat something bad or get a bad gas bubble, they just lay down and die." - ABucketofBeetles

"There are 8 unaccounted for American nukes and literally an unknown quantity of missing soviet nukes that range all the way from warheads to suitcase bombs." - seanprefect

"Valentine’s day is a holiday with one of the highest suicide rates" - ImStupidOkay13

"People who commit suicide by jumping off a bridge, those who don't die from the impact, drown because the impact breaks enough bones that prevents them from swimming." - elister

"The FBI estimates there are between 25-50 active serial killers in the US at any given time." - ScotchBender

"If you eat a polar bear liver, you will die. Humans can't handle that much vitamin A." - gangbangkang

"Live Chat support agents can see what you type before you send it, so they can reply quicker." - Proactivealex

"The lemmings are not suicidal and the documentary what filmed it was actually showing lemmings getting thrown down a cliff because they needed the scene but couldnt make the animals do it." - Umbraldisappointment

"In 2017, 10,000 people died awaiting their disability decision." - ghostoflunchtomorrow

"There is a (genetic) disease called FOP where your muscles and tissue turn to bone. Often called "human statue disease" Eventually people may have to decide whether" - mortokes

"People with extreme scurvy start to have ALL of their old wounds open up. Everything with a scar is held together via an active process with collagen and without vitamin c just sort of...stop." - Hell_If_I_Care

"Urine was used for teeth whitening and bleaching of clothes in Ancient Rome. Yes, they rinsed their mouth with human AND animal urine." - Der_genealogist

"Spider - Rain (you read that right) is a real and naturally occurring phenomenon." - MachuPicchu1232

"Some Perfumes, or more specifically, musks you use come from the anal and secretion glands of musk deers and civet cats" - Lethalkittyboss