The megalodon, the big boss of our ancient oceans, the king of all sharks, killer of whales. If you’re a fan, you’ve already witnessed our megalodon vs. mosasaur episode...
Hornets large enough to decapitate honeybees with their jaws. Centipedes that climb walls and ceilings before dropping into your living space. Bugs that wait until you...
In the middle of a hike through Utah’s Zion National Park, Ryan and his girlfriend Jessika were crossing a pond after spending hours on the trail. They had already...
In a few billion years, our Sun will become so violently hot that it could wipe out all life in the Milky Way. Yet, paradoxically, the same star that could destroy life...
Have you ever been curious about Medieval life? Would you travel back in time if you could? Do you think you would enjoy it? How long would you last? Hear ye, hear ye...
You’re wading in a pond in the Amazon Rainforest when something slimy brushes against your leg. Then you feel another one. And another. You look down to see that...
[dx_custom_adunit mobile_id=”RTK_v1lP”] If you could travel faster than the speed of light, where would you go? Mars? The nearest star system Alpha Centauri...
In the western Pacific, the Mariana Trench isn’t the most popular travel spot. It’s frigid and bone-crushingly deep, not something you pick for your vacation...
Yet over time, they disappeared and evolved into the smaller versions we know and love today. But what if we found a way to bring them back? Why did giant mushrooms go...
Every day, billions of people browse websites, send emails, stream videos, and shop online without giving much thought to what keeps the Internet running. It feels like...
A sudden reduction in size, shrinking by one centimeter per second, would expose a human to progressively smaller scales of the natural world, from ordinary objects to...
Volcanoes are among the most powerful forces on Earth. They can release unimaginable amounts of energy, sending rivers of lava across landscapes, covering cities in ash...
If you happened to wander into the Nevada desert and stumbled upon the secret U.S. military base, Area 51, you’d quickly be arrested, killed, or maybe even...
There are billions of planets drifting through the Milky Way with no star to orbit. No sun, no fixed path, nothing holding them anywhere in particular. They were most...
Right now, wherever you are, you are spinning with our planet at hundreds of meters per second. But what if our planet started hitting the brakes until our world didn’t...
Stepping into Earth as it existed 200 million years ago would feel less like time travel and more like arriving on an entirely different world. There are no cities, no...
Let’s be realistic, most of us aren’t like Neo from The Matrix. And for that matter, if the unthinkable happens, you might be on your own, or there might be...
Eight legs, eight eyes, sharp fangs, and bullet-proof webs. They’re hairy, they’re scary, and now, they’re human-sized. As many as 427 million people...
Imagine a world where we didn’t need any lights, where we could detect diseases just by looking at someone, and literally see right through people’s...
In the center of our Solar System, there is a ticking bomb. And when it explodes, it will end all life on Earth. That ticking bomb is our Sun. Like all the stars in the...
