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...
Ever had a freshly cooked steak, delivered straight from the International Space Station? Let me tell you — it’s not going to be what you might expect. You must be...
As our population grows, we’re going to need a lot more farms to feed the planet. Yet, in a lot of places, farming is almost impossible. And much of the land we...
Deep beneath your feet is a subterranean melting pot. A fiery inferno ready to boil over at any moment. Anywhere or anytime. Imagine that today is the day the ground...
In the center of our galaxy, the Milky Way, there is a supermassive black hole feeding on nearby stars. It’s called Sagittarius A*. And if a giant gravitational...
Nature has many lethal predators that would love to eat you. Most of these are animals. But what about plants? Well, there’s one plant that thrives in boggy areas...
We ask some of the world’s top thinkers in science, astronomy, technology, academia and futurism to ponder some of our most popular What If videos. What If half the...
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...
Betelgeuse, Betelgeuse, Betelgeuse. Saying its name three times won’t have the same effect as a certain bio-exorcist, but it’s still a sight to behold. At about 950...
It starts with a simple cough, and before you know it, millions of people are infected. And it won’t stop there. It could keep growing and growing until billions...
A particle accelerator is not some kind of evil super villain torture device. A particle accelerator is used for health, safety, discovery, and for learning more about...
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...
