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...
This shiny metal is constantly in a liquid state. This is mercury. We normally see this metal in tiny quantities. But what would happen if we took thousands of liters...
You’ve seen politics and national borders change all the time, but have you ever witnessed a continent literally breaking apart? Well, it’s possible, and...
Birthday balloons falling limply to the ground. Satellites, medical scanners and TVs fading to black. And twinkling stars in the night sky disappearing one by one. All...
As the CEO and founder of Amazon, the multibillion dollar online shopping company, Jeff Bezos is the richest person on the planet. With a current net worth of $193.7...
But how would a second moon affect the ocean tides? Would months on Earth become longer or shorter? And would these two satellites inevitably collide to cause a...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Science. It has saved billions of lives, allowed us to discover new worlds, and helped the world’s...
Thousands of light-years from Earth, there could be another planet hospitable to life. Kepler 69c. And you’re about to travel to this alien world to see that life...
Seawater is salty, undrinkable, and a potential source of planet-saving fuel. Hold up. Fuel? Yes, that’s right. We have the technology to convert seawater into liquid...
Not too far from Earth is a giant space rock that has silently played host to just twelve people in its entire history. What would happen if we put our cosmic satellite...
Imagine you had to experience an apocalypse every day. Volcanic eruptions, tsunamis, asteroid showers. Every day would be a struggle for survival. That’s because...
When you look back through the evolutionary history of life on Earth, it’s important to remember it’s always been a game of survival. And only the fittest...
If you happened to wander into the Nevada desert and stumbled upon the secret U.S. military base, Area 51, you’d quickly be arrested, killed, or maybe even...
Our planet has seen this before. Its ice has already melted. Water levels have risen. Ocean currents have already stopped. The last time this happened was 13,000 years...
Get your bone flute and gather around the fire. Today on What If, we’re taking you back to the time of woolly mammoths and saber-toothed cats. That’s right...
[dx_custom_adunit mobile_id=”RTK_v1lP”] There are sunsets on other planets even more spectacular than the ones on Earth. What if we could see not just one...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Betelgeuse, Betelgeuse, Betelgeuse. Unlike in the movie, you don’t have to say it three times to make it...
As much as we love to blow stuff up here on Earth, no bombs or pyrotechnics could compare to the incredible force of nature’s biggest explosion, the supernova. As...
Could a black hole devour us all one day? There are millions of them out there just waiting. And if we happened to make a black hole accidentally, well, you better...
Latin America is spread over both North and South America, with 19 sovereign states and one independent territory. Most of them considered developing nations. Many...
