Millions of years ago, the Earth looked very different. A huge landmass, called Pangea, covered about a third of our planet. But about 175 million years ago, the Earth...
A giant asteroid is headed our way. But no, it won’t hit the Earth. This asteroid is about to slam into the Moon and crack it right in half. What would it be like...
The Big One. Those three words make locals along the West Coast of North America shudder with fear. This area is plagued by earthquakes. But hey, at least they are ready...
Throughout history, there have been many incredible civilizations that have shaped the way we live today. One was Ancient Rome, a once majestic and thriving city whose...
You’ve made it to Galaxy 3812, a hypothetical galaxy that houses a type III civilization. One of the first things you’ll notice are the Dyson spheres that...
Let’s face it. There are A LOT of us, and it’s getting more than a little crowded. Right now, there are over 7.7 billion people on Earth, and the United Nations predicts...
What a perfect day for kayaking out on the open sea. Wait a second, why is the water suddenly spinning? Is that a whirlpool? How do people actually get pulled into...
With its huge rings of ice and dust, Saturn is one of the Solar System’s most iconic planets. It’s beautiful, really. But what’s it hiding behind those...
When people think of the deadliest animals in Africa, lions usually come to mind. They are powerful predators with razor sharp teeth and an unmatched reputation. But the...
We all know our time here is limited. But we don’t know by how much. Are we better off not knowing when we’ll die? Or would a countdown help us all to lead...
Today on What If, we’re going to build the highest bridge on planet Earth. Welcome to the Qinghai-Tibet Plateau, the “Roof of the World.”It’s home to the world’s...
China invading the U.S. is something that could turn the world on its head. Could the U.S. mobilize in time to respond? Would this be the start of World War III? The...
If you ever find yourself exploring the ocean, there are plenty of hazards you would expect. Sharks, jellyfish, strong currents, and unpredictable waters all come to...
Martians might really exist… In the future. But instead of the aliens of sci-fi movies, martians would be humans born and raised on Mars. Why would your skin be...
When people imagine the age of dinosaurs, they usually picture massive predators like Tyrannosaurus rex ruling the prehistoric world. But hidden beneath the murky waters...
[dx_custom_adunit mobile_id=”RTK_v1lP”] What if your reality was nothing more than a complex computer simulation? And if you were just a program on someone...
Ahh, spring has sprung. Robins are chirping. Flowers are blooming. Yikes, it’s getting a little windy out. Wait a minute. Do you hear that? Is it just me or does it look...
About 65 million years ago, a mass extinction event occurred, wiping out more than 75% of all species on Earth. There have only been 5 mass extinctions in our...
Today, people with Down syndrome are generally treated with love and respect from those around them. And despite having an intellectual disability, people with Down...
They’re in your yard, on your walls, in your attic, and there’s probably one near you right now. The thought of these creepy crawlers might make you want to go on an...
