Beneath the Earth’s surface lies the core, a scorching sphere of iron surrounded by a layer of molten metal. Temperatures at the core reach approximately 6,000°C...
As our population grows, we’re going to need a lot more farms to feed the planet. Yet, in a lot of places, farming is almost impossible. And much of the land we...
What if we told you that within the next 100 years, humans could merge with AI, control the weather, and even bring extinct species back to life? From space exploration...
On our hypothetical journey, we’ve already tested out living on a flat Earth, a cubical Earth, even a hollow Earth. What do you say we try to survive on an Earth...
Two earthquakes have already cracked it. One in 1979. Another in 2011. Both left visible fractures in the wall of a dam that was built more than a century ago, and both...
Meet comet 3I/Atlas. A collision with this rock would release the same kind of energy that a certain other asteroid did 66 million years ago, ending the reign of the...
The Solar System is home to a remarkable range of planets, from tiny rocky worlds to massive gas giants. But just how big are these planets really? To put it into...
Imagine living on the Moon. You’d have the best view of Earth, enjoy bouncing around in zero gravity and living your life as an astronaut explorer. Ah...
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...
Somewhere in your last grocery bill, your last tax payment, and your last medical expense, there is a hidden charge you never agreed to. It is the cost of cleaning up a...
Venus, the second planet from the Sun, is often referred to as Earth’s twin due to its similar size and gravity. However, its surface conditions are extreme...
In the beginning, there was nothing. Well, except for you. And the Big Bang. What would the first moments of the Universe be like? What would happen over the next...
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...
If you’ve ever given your cat a toy filled with catnip, you’ve probably seen the transformation happen within seconds. One moment they’re calm and...
Isn’t it beautiful? Look at this cutie! Enjoy it while you can. Because if we don’t act right now, in less than 80 years, we won’t be able to...
Skyscrapers that once pierced the night sky now stand as monoliths of darkness. Streets that buzzed with life are frozen in eerie silence. Cars stall in mid-traffic...
Star is about to transform into a black hole. And we’re about to travel inside it to see what’s on the other side. The only problem is that we’ll never...
Contrary to what some people think, the Earth isn’t the center of the Universe. But what if it was? What if those medieval astronomers were right, and everything...
Well, 25% of Europe’s primary energy is generated from gas. In Germany, for example, while a significant part of our gas is used to heat our homes, the largest...
An asteroid races towards Earth. In 6 months, the world as we know it will be obliterated. What do you do? Is there time to evacuate? What would it take? And where would...

