Fact files
Themed collections of surprising facts. Tap “See the receipt” on any fact to read the exact source quote.
Geography · 12 factsWeird World GeographyA country inside another country, a flag that isn't a rectangle, and the loneliest spot in the ocean.Science & Inventions · 12 factsInventions Discovered by AccidentA melted candy bar, a glue that was too sticky, and a sweet taste on a chemist's hand.Earth & Ocean · 12 factsOcean OdditiesAn 'immortal' jellyfish, a shark that lives for centuries, and a waterfall under the sea.Earth & Ocean · 11 factsEarth's Most Extreme PlacesThe hottest, coldest, deepest and driest spots on the planet, with the numbers to prove it.Words · 11 factsWord Origins You Won't BelieveRobots, quarantines and muscles (which are literally 'little mice'): the stories hidden in everyday words.Food · 10 factsSurprising Origins of Everyday FoodBananas are berries, peanuts aren't nuts, and Caesar salad has nothing to do with Julius.History · 11 factsStrange-but-True HistoryAn army against emus, a deadly wave of molasses, and a war shorter than a lunch break.Human Body · 10 factsYour Body Is Stranger Than You ThinkAbout 270 bones at birth, a bone shaped like a stirrup, and nails that grow at different speeds.Space · 10 factsSpace Is Weirder Than You ThinkA day longer than a year, a planet that would float, and a teaspoon heavier than 900 pyramids.Animals · 11 factsAnimal Oddities That Sound Made UpThree hearts, cube-shaped poop and a punch that boils water. Every one comes with its receipt.