There are few situations more terrifying than the idea of being inside a spacecraft when something goes wrong. Space is already an unforgiving environment, but a rocket...
Imagine if you could take in all of human history in the blink of an eye. Well, from the first steps on the moon to the first steps out of the slime, that’s...
The king cobra is one of the most dangerous reptiles on Earth. It is the longest venomous snake in the world and can be found across India, South China, and Southeast...
Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year, the possibility continues to grow. But...
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...
Sharks are the oceans’ primary predators. Eating every fish in their path. But what if you ended up in a pool full of them, and you were the prey? What would...
Over the past century, astronomers have speculated about the existence of a mysterious 9th planet lurking in the outer reaches of our solar system. Although we’ve...
Back in 1846, whaling was one of the most booming industries in the whole world. It was the fifth largest sector in the United States economy, raking in a cool...
This small, cute looking creature is one of the most dangerous animals in the ocean. It hides on shallow reefs, blending into its surroundings. While snorkeling or...
Buckle your seatbelts. We’re about to take a ride on the cosmic superhighway. What exactly are these celestial autobahns? How would they help us explore the furthest...
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...
Doesn't it suck having a noisy neighbor? Or constantly running into your ex? We all need personal space, but often find we can't get enough. Don't you wish the world was...
Every time you watch a thunderstorm outside your window, you’re witnessing the energy of an atomic bomb. Now imagine harvesting that raw energy and using it to...
Today on What If, we’re taking Jupiter’s deadly gases and unleashing them on Earth. Where could you be safe from these toxic winds? How would you breathe...
It’s the end of the world as you know it. Every human on Earth suddenly went extinct. And it’s time for nature to make its ultimate comeback. What would happen to...
If gravity were suddenly gone forever we’d all realize pretty quickly how much we’re taking this universal force for granted.
The biggest planet in the Solar System. And the smallest star in the known Universe. Today, they are on a collision course. And Earth might not survive this. Meet the...
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...
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...
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...
