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...
Space has lots of different things in it. Planets, nebulas, asteroids, the list goes on. So what would happen if we got rid of a single planet? Specifically, our largest...
Here’s what you’ll learn when you read this story: Discover how losing thousands of satellites could instantly shut down GPS, internet, banking systems, and...
Imagine taking a trip to the outer reaches of our Solar System, to a place few have ever seen up close. Uranus, the icy giant, is a world of extremes, violent, cold, and...
When you look back through the evolutionary history of life on Earth, it’s important to remember it’s always been a game of survival. And only the fittest...
If only there were a simple trick to stop a massive volcano from spewing out lava. Like maybe plugging it up with good old concrete. A massive volcanic explosion sends...
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...
This bug can survive anything, except maybe the bottom of your shoe. But what would happen if we squished every cockroach on Earth? How would this affect the food chain...
Under the pressure of crushing economic sanctions, Russia’s straining to play its own intimidation game. This time, they are threatening to take the International...
Spanning more than 66 million years, the Cenozoic Era shaped the world we live in today. From the rise of mammals to the emergence of modern humans, this era tells a...
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...
Since the beginning of time, Earth has created life and then wiped out most of it in catastrophic, ultra-destructive moments. Starting with the very first extinction...
Two of the world’s most formidable military forces are stepping into the ring to see which army reigns supreme. It’s the United States military, taking on the...
Imagine looking up into the night sky and seeing not one but 79 different moons beaming back at you. What would this new night sky look like? How would this affect the...
Do you find the time it takes Earth to spin around each day a little slow? Well, how about we speed things up? A lot. What would happen to the length of our day? What...
Scroll to the bottom to watch our video. The Earth has been hurtling towards Jupiter for the past 242 days, and now it’s about to make impact. Now we’re so...
Something incredibly strange is unfolding in our cosmic neighborhood, a powerful and unexplained gravitational force is pulling Jupiter, the largest planet in our Solar...
Are all of your memories real? Did everything happen the way you remember it? What if somebody filled your brain with memories that aren’t yours? Would you be able...
We’ve talked about settling on the Moon, Mars and even Venus. But how about somewhere that’s cold, dark and smells like farts? Uranus. What would conditions be like on...
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...
