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...
How long would something like this take? Why would this change the weather? And how hot would Earth get? If you think something like this is impossible because we...
You wouldn’t notice it at first. But every second, the air around you is thinning, just a little. Within 30 seconds, you’d be gasping. Engines would fail, hospitals...
People on Earth talk a lot about colonizing Mars. But What If it had already happened and the first humans had already settled down on the Red Planet?
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...
Get ready for some serious burns and the instantaneous death of organisms. Let’s turn up the heat and bring the entire planet to a boil for five whole seconds. How would...
Visitors from beyond the stars have arrived. What secrets could our intergalactic friends share? What wonders could these space chums unveil? They DO NOT come in peace...
Look at the world around you. What do you see? Sometimes a cigar is just a cigar. But mostly, it’s not. Why are we so driven by sex? Has it always been this way...
It’s brain vs. brawns in the ultimate dinosaur showdown. In one corner, we have the giganotosaurus and in the other, the troodon. Although they lived in two...
The Permian Period, which lasted from about 299 to 252 million years ago, was one of the most fascinating and dangerous times in Earth’s history. It ended with the...
About 65 million years ago, a mass extinction event occurred, wiping out more than 75% of all species on Earth. There have only been 5 mass extinctions in our...
Scroll down for the quiz! There is an invisible force protecting us, keeping our atmosphere in place. Without it, life on Earth would be over very quickly. I’ll...
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...
Do you ever feel like you’re being watched? Not by a creepy stalker, but by aliens. Yup, it might be happening. Just like we watch animals at the zoo, aliens may...
With no shock to anyone, Donald Trump is pushing his way onto the list of the authoritarian leaders of the 21st century. Does he want to become a dictator? The United...
What do saber-toothed tigers, woolly mammoths and the dodo all have in common? They’re all extinct, and some theorize humans played a large part in this. What if...
Sixty six million years ago, a massive asteroid impact wiped out about three quarters of all life on Earth, including every non avian dinosaur. But what if science could...
The delicate balance of the entire Solar System exists in a gravitational dance between planets. Swap the orbits of two of them and you could end up wreaking all kinds...
They can endure the cold reaches of space. Go without food or water for up to 30 years. And are nearly indestructible. But they’re, like, really tiny. So, there’s not a...
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...
