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’s been 100 Earth years since you settled on Mars. You’ve been through pain, loneliness and a lot of hard work. And now Mars is the new promised land everyone...
[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...
As you walk up to the correctional facility, you remember reading an article that said, “Chances are, you will remember your first day in prison for the rest of your...
For more than half a century, rockets have been humanity’s ticket to space. They carried astronauts to the Moon, launched probes to the outer planets, and continue...
What if climate change was taken to the absolute extreme and the entire planet’s ice melted?
Meet comet 3I/Atlas. A collision with this rock would release the same kind of energy that a certain other asteroid did 66 million years ago, ending the reign of the...
In space, no one can hear you scream. But just because sound can’t travel in the vacuum of space doesn’t mean that the planets and our Sun don’t make noise. What would...
The Earth is a dying rock and time is running out. You only have 10 years to plan your escape. How could we evacuate as many people as possible? What resources would we...
Family planning. It sounds sensible, but it’s extremely controversial. At least, in some countries. What if it wasn’t? What if the world recognized a...
What if Jupiter gained just a little bit more mass during its formation period, and then ignited to become a star? How different would our Solar System have turned out...
CERN, is the Nuclear Research laboratory on the border of France and Switzerland. It features the most powerful particle accelerator on Earth, the Large Hadron Collider...
It’s a small world after all, because today, we’re shrinking Earth to the size of Pluto. But if our planet was this tiny, how would it alter the atmosphere...
One billion years into the future, you might imagine a world full of artificial intelligence, interstellar travel, and space colonies. Maybe we’ll see the end of...
Imagine your entire neighborhood under the ever-watchful gaze of a swarm of silent drones. Creepy, right? Now, all conspiracies aside, more and more drones are fighting...
Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year, the possibility continues to grow. But...
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...
Guantanamo Bay is not just a prison. It is a place that sits at the edge of law, geography, and morality, built on an idea that distance can change the rules. Located on...
Imagine traveling at the speed of an airplane, but on ground level, and in a giant tube. That’s the idea behind the Hyperloop, a network of incredibly fast...
Jetpack technology is getting better, and maybe someday, jetpacks will be available for your everyday commute. But what if, instead of just using a jetpack for a short...

