“It takes ~10^8 atoms laid in a row to span the width of a human fingernail (which is ~1 centimeter). If the same number of standard wooden pencils were laid end to end, they would circumnavigate the Earth’s equator more than 47 times.” - u/BattleBornMom

“Penguins have knees.” - u/revo_kid

“For many decades, the General Electric Company owned NBC. The three chimes of the NBC jingle are the notes G-E-C.” - u/faceintheblue

“Every odd number has the letter ‘E’ in it.” - u/bailedd

“‘Corgi’ is a translation of Welsh for ‘dwarf dog’: ‘cor gi.’” - u/TaffWolf

“Canada and the United States share the longest land border in the world.” - u/ElevatedPairOfPants

“Humans’ ability to smell petrichor (the smell of wet earth from rain) is greater than sharks’ ability to smell blood in water.” - u/issaparadox

“Sharks existed before trees.” - u/prairiemountainzen

“The patent for the fire hydrant was lost in a fire.” - u/CorinRyptide

“Eugene Aldrin, the father of famous astronaut Buzz Aldrin, not only witnessed the Wright brothers’ first flight but also went to see his son land on the moon in his lifespan.” - u/cfitzi

“Big Bird was almost in the Challenger explosion; he was planned to go to get kids interested in space, but the costume (over eight feet tall) was too big to fit.” - u/DoggoDude979

“The shell is part of the turtle’s skeleton.” - u/haydensidun

“The cigarette lighter was invented before matches.” - u/OzziesUndies

“If you type the word ‘askew’ into the Google search box, the entire page will tilt slightly.” - u/TripleGGreggStarski

“British carousels turn clockwise. American carousels turn counterclockwise.” - u/Puzzled-Albatross-86

“Butterflies and Moths can drink blood and tears in order to get nutrients. It’s called ‘mud-puddling.’” - u/MonetsMenagerie

“Australia is wider than the moon.” - u/fruit_cats

“Madagascar has a larger population than Australia.” - u/swagnersf

“Cleopatra lived closer to the invention of the iPhone than the building of the pyramids.” - u/LobotomistPrime

“The Guinness book of records was invented by the Guinness beer folks. They figured a book of verifiable facts would help stop bar arguments.” - u/jmshub

“If a bald eagle loses a feather, it sheds the same feather on the opposite side of its body to stay perfectly balanced in flight.” - u/nottaround

“Tom Brady has thrown more touchdown passes in his 40s than he did in his 20s.” - u/gate63

“Fanta soda was created by Coca-Cola for the Germans during WWII. America banned all exports to Germany when they declared war, so Coca-Cola created Fanta, which only used local German products to replicate the flavor of their cola.” - u/caseywatson

“Elvis Presley’s manager sold ‘I hate Elvis’ merchandise to profit off the haters.” - u/omri6royi70

“Manatees have nails on their flippers!” - u/shagdoll