Today we’re dropping a big bomb into the deepest part of the ocean. So grab a surfboard and get ready to hang ten on the waves of a massive nuclear tsunami. How would...
From blockbuster movies to simplified lessons in school, many of us have been taught ideas about space that are not entirely true. Some of these myths are harmless...
Since its discovery in 1610 by Galileo, the rings of Saturn have enchanted us for centuries. Remarkably, we’ve visited Saturn before. Stunning photographs taken...
Imagine striking a match and having everything around you catch on fire, even if you were standing in a wet forest. And while that’s happening, imagine being...
Elon Musk says he wants to send one million people to Mars by the year 2050. The SpaceX CEO has become famous for making huge promises about colonizing the red planet...
Absolute zero is the lowest possible temperature in the Universe. Nothing gets colder than that. So if the entire Earth suddenly cooled down to the most frigid...
This former intelligence officer-turned-president took Russia from a defeated Cold War relic to the most feared superpower in Eurasia. Now Vladimir Putin, who many have...
Uh-oh. Looks like somebody left the gas running on Jupiter. Don’t do anything stupid, like lighting a humongous match. What would a match need to be made of to ignite...
In five billion years, we’re gonna have a hefty problem on our hands. Well, only if we’re still living on Earth at this point. Our Sun will be on the brink...
With so many varieties in our skin tones, hair colors, and features, the human race is a marvel of evolution. But what if we all decided to preserve our family traits...
Are you tired of high gas prices? If only you had an ocean of gasoline. Well, now you do! In this episode, we’ll fill all our oceans with gasoline instead of...
It’s almost as old as the Universe, and as massive as 34 billion Suns. It eats stars for breakfast. And now it’s about to consume our own. Behold, the great...
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...
A dark, mysterious object has appeared at the outer edges of our Solar System. It looks like the remnants of a dying star. But it behaves like a black hole. Your mission...
Are you looking for a change of scenery? Are you tired of boring old Earth? How would you like a new home away from home? Really far away from home. Like outside our...
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...
We visit a lot of planets here on WHAT IF, but K2-141b is the most extreme one yet. Are you ready to jump on board this one-way space shuttle? If you’d rather stay...
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...
What if the Moon suddenly began getting closer to Earth? To the point where it was on a collision course with our planet? Would the Earth survive the crash?
You just fell into a pool with this thing. What is this? How would falling in here affect your health? And could you actually survive this? This is a spent nuclear fuel...

