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...
It looks like an ordinary fuzzy caterpillar resting on the trunk of a tree. But don’t let its harmless appearance fool you. This tiny insect is one of the most...
This giant rock lights up the night and can even change colors. So what would we do without it?
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...
Thousands of satellites and pieces of debris currently orbit our Earth. They provide us with television, internet, and communications. But what if all these satellites...
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...
When most people picture a camel, they imagine endless deserts, hot temperatures, and dry landscapes. These animals are famous for surviving some of the harshest...
Almost 75% of the world’s tornadoes occur in the United States, which means that about 1,300 tornadoes hit the U.S. every year. Most of these tornadoes occur between...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Where do you go to quench your thirst? The kitchen sink? The local bar? The mineral rich springs of Bergamo, Italy...
Take some cosmic dust and gas, add billions and billions of planets and a whole lot of stars to the mix. Spice it all up with a handful of gravity to hold things...
It’s about to get a little chilly in here. What’s the coldest you’ve ever been? Well today, we’re cranking that down a notch. Today, you’re heading into absolute zero...
I know what you’re thinking. This is… really weird. And also pretty funny. But instead of this just being a silly internet video, what if this were our...
Flesh-eating bacteria? Uh oh … you may want to have a seat. This is going to be a doozy. It turns out that you’ve got a problem. You’ve become a walking buffet for an...
The Solar System is far more diverse in size than it appears from Earth. From tiny rocky worlds to massive gas giants, each planet differs dramatically in scale. To...
Imagine a normal night at home suddenly interrupted by a blazing space rock crashing straight through your roof. Glass shatters, furniture is destroyed, and in seconds...
Can you imagine what the world would look like if it were run by children? We all know that our youngest generations are the future of humanity, but what would happen if...
Militaries around the world are money-eating machines. And they keep getting more expensive. In 2019, the world spent $1.917 trillion on all the different militaries...
See that strip of stars splashed across the night sky? That’s our home galaxy, the Milky Way. You can see it from Earth because we live on its very outskirts, far...
Millions of years ago, this giant sea scorpion terrorized the ocean. It was the apex predator of its time. So what if we brought it into the modern-day and had it fight...
Prepare yourself for a dive into some of the deadliest environments on Earth. From scalding waters and venomous creatures to freezing chemicals and molten rock, each...
