Imagine humanity rising to a level of power and intelligence that feels beyond anything we have ever known. Picture people traveling between galaxies, controlling the...
Underneath Antarctica’s vast ice sheet lies one of the planet’s greatest mysteries. What would happen if every last piece of ice on the southern continent suddenly...
Your body is shaking and you’re feeling nauseous. There’s a sharp pain in your chest, and with each passing moment, it gets harder and harder to breathe. And...
A gas cloud located 500 light years away from our solar system is about to become a planet. This process usually takes a few hundred million years, but what if we made...
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...
Imagine the possibilities that would come with living forever! You could spend more time with loved ones, master a variety of careers, and travel the entire world! If...
13.8 billion years ago, the entire Universe emerged from one single point in space. This theory is known as the Big Bang. And it’s the most widely accepted story of the...
Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets in the Milky Way alone, don’t you...
In the time it would take you to order an extra larger everything pizza and have it delivered to your front door you could theoretically jump through that tunnel...
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...
This is the Mariana Trench, the deepest place on Earth. It stretches 11km (7 mi) down below sea level. But what if we made it even deeper? Get a giant drill because...
What if we found the way to drain all the Earth’s oceans through some mysterious portal at the bottom of the Mariana Trench? How long would it take? Years...
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...
Nuclear weapons are the most powerful and frightening tools ever created by humanity. With over twelve thousand warheads spread across the globe, these devices hold...
The sound of trickling water might seem harmless, even peaceful. But in the polar regions, this sound is a sinister warning of an event that could swallow up the arctic...
Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets in the Milky Way alone, don’t you...
They can endure the cold reaches of space. Go without food or water for up to 30 years. And are nearly indestructible. But they’re, like, really tiny. So, there’s not a...
Aliens?! Enchiladas?! What is this world coming to? Or should I say, what is coming to this world? First of all, yes, it’s pronounced Enceladus (EN-CELL-A-DUSS)...
With the vastness of the Universe, everything in it seems so spread out. But some objects are closer than you might realize. Every now and then, a random interstellar...
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...
