Humans place a premium on uncommon objects. Perhaps the world's biggest spenders would pay their prettiest pennies for the rarest substance on Earth. What's the rarest substance? Glad you (probably) asked. This is the rarest substance on Earth.
Read MoreIf you think being 8 feet and 11 inches tall is a crazy height no human could reach, you're only half right. There was a human being that was this tall, and his name was Robert Wadlow. And there's someone almost that tall alive today. Here's the truth about the tallest person in the world.
Read MoreIn pro wrestling, there are few who cut a figure as intimidating as Samoa Joe. With two decades of experience working for nearly every major wrestling promotion — and holding championships in virtually all of them — Samoa Joe has had one heck of a career. Here's the untold truth of Samoa Joe.
Read MoreMister Rogers was the kind of guy who probably used his spare time to teach angels how to be nice. But for decades now there have been rumors that Mr. Rogers was a Vietnam War veteran, a sniper with tattoos of his confirmed kills covering his arms. Here's the truth about the Mr. Rogers tattoo rumor.
Read MoreVipers, mambas, adders, subtracters. Unless you're a real snake lover, you maybe haven't heard of the most venomous snake in the world.
Read MoreSome Star Trek episodes (and even some of the films) have been based on real life, taking actual events and reworking them into the storylines of the Enterprise, Voyager, and Defiant. So let's boldly go where no fan has gone before and look at some of the true events that inspired Star Trek.
Read MoreThe magic of Mister Rogers wasn't that he had fun puppets or a sentient trolley; it was the way Mister Rogers talked to and connected with children.
Read MoreIndia was ruled first by the private East India Company, and then by the British government. Here's what life was really like in colonial British India.
Read MoreActual snakes sometimes try to eat their actual tails. What happens when a snake tries to eat itself?
Read MoreNot even light can escape from black holes, meaning that if Earth got close enough we'd be screwed. Most black holes are way too far off to pose a real threat to humanity and the earth, but there's one that's relatively close and should maybe be concerning. This is the black hole closest to Earth.
Read MoreEvery living thing wears out its welcome on Earth eventually and takes a one-way train to oblivion. But some departures hurt worse than others. As painfully unthinkable as it is, dog breeds go extinct and it might not be for the reasons you think. Here's the sad reason dog breeds go extinct.
Read MoreThe winner of the world's weirdest shark competition is the goblin shark. Goblin sharks have long sword-like noses and jowls like a bulldog. It is hideous, and also terrifying because it can do something weird with its mouth. Here's the goblin shark's weird bite explained.
Read MoreAssuming you want to live if your plane crashes, then you should remember where the safest seats are found. Dutch carrier KLM tweeted about what the safest seats were in a crash. What was KLM's advice? And should you believe it? Here's the best place to sit if your plane is about to crash
Read MoreStar Trek has some really entertaining stories about the shenanigans that happened on set. Here's some bizarre things that happened on the set of Star Trek.
Read MoreThe U.S. military developed a method to fall asleep in two minutes that worked. Here's the military-tested trick that will let you fall asleep at any time.
Read MoreIn the 15th century, there were 25 million people living in the Aztec Empire. But 100 years later, there were just 1 million left. What happened to the Aztecs?
Read MoreSometimes cats eat things that aren't good for them, and owners who aren't aware of the house cat's affinity for the common houseplant may not know there's a danger until it's too late. Cats will eat plants, even though they are clearly not omnivores. This is the most poisonous houseplant to cats.
Read MoreIt's true: when at all possible, delivery drivers for UPS won't make left turns. This is the weird reason UPS trucks almost never make left turns.
Read MoreSwedish activist Greta Thunberg has made it her mission to lower greenhouse gas emissions and make the world a greener, more sustainable place.
Read MoreStop throwing that football, and let’s explore the untold truth of Tommy Wiseau.
Read MoreIn space no one can hear you scream, but can they smell your fear? What does space smell like? Thankfully for those curious sniffers, we've sent lots of astronauts into space, and they can tell us what space smells like ... sort of.
Read MoreThe worlds of Naruto and formerly top secret government bases don't often collide, but lots of people have been talking about doing a Naruto run at Area 51 lately. Here's what's up.
Read MoreA true doomsday prepper is prepared for every scenario, and loves to stockpile supplies for emergency preparedness. One must-have item for any prepper preparing for the apocalypse is baking soda. But why? This is the reason doomsday preppers stockpile so much baking soda.
Read MoreWhat insect has the most painful sting? The world's most painful insect sting is delivered by the bullet ant.
Read MoreUnless you've been living under a stone (but probably not one with a sword in it), you've heard of King Arthur and his legendary blade Excalibur. But you don't know everything. Here are some of those forgotten details about King Arthur and his famous sword, This is the untold truth of Excalibur.
Read MoreMost animals will happily bite your face off.
Read MoreNature throws a lot of terrifying things at us — earthquakes, hurricanes, tornadoes, actual plagues of locusts, and tsunamis. California (naturally) is likely to be ground zero for a tsunami at some point in the near future. But what would really happen if a tsunami hit California?
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