To infinity, and beyond.
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...
What if we found the way to drain all the Earth’s oceans through some mysterious portal at the bottom of the Mariana Trench? Ocean water makes up 70% of the...
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...
It’s the end of the world as you know it. Every human on Earth suddenly went extinct. And it’s time for nature to make its ultimate comeback. What would happen to...
In 2010 an astronaut on the ISS observed a bizarre phenomenon. When he glanced out the window, he saw the Moon looked flattened when it appeared in the thickest part of...
Millions of years ago, early humans lived in a world where survival was anything but guaranteed. Wild predators, unpredictable weather, and deadly diseases constantly...
The Earth may not be our home forever. Eventually, we may have to leave. What if instead of finding a potentially habitable exoplanet light-years away, we stayed in our...
Neptune is big, it’s blue, and it is a planet that can tear you apart if you happen to drop into one of its massive, Earth-sized storms. While it might look calm and...
Just four light-years from Earth lies the closest known exoplanet, Proxima Centauri b. It has captured imaginations because it could be one of the first exoplanets where...
Nuclear weapons are the most powerful and frightening tools ever created by humanity. With over twelve thousand warheads spread across the globe, these devices hold...
This blue, marble-like planet looks just like Earth. But only five seconds on this hostile death-orb would kill you. Welcome to HD 189733b. This planet is enormous. Even...
Venus, Earth’s closest planetary neighbor is one of the most extreme and hostile environments in the Solar System. With blistering temperatures, toxic clouds, and...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Thomas Edison is one of the most famous inventors in history. He had over 1,000 patents and countless inventions...
Having your business meeting in a forest. Making a sales call on the beach. Or accounting at the top of a mountain. This could be your reality if you could work anywhere...
In 2018, the Earth had about 1,730 billion barrels in crude oil reserves, with oil companies pumping out about 94.7 million barrels each day. The Wall Street Journal...
The world has ended. The sky has fallen. Doomsday has come and gone. So now what? Let’s start rebuilding civilization, of course. How would you begin to come back from...
How much water would you need to extinguish the Sun? How would we deliver such an enormous amount of water anyway? Would all that water even make it to the star...
Number 1: Vladimir Putin. The Russian President has been one of the leading dangerous figures globally for some time now. Putin has shown he’s not afraid to go...
You thought forest fires were bad? Wait till you hear about ocean fires. Yes, that’s right. The sea bursting into a fiery hellscape. What if every ocean on Earth...

