Oxygen makes up only about 21 percent of the air we breathe, but it plays a much bigger role in holding life together and keeping our world intact. Imagine if, just for...
Imagine you’re out for a walk on a lovely day, with not a care in the world. The birds are singing, and the sun is shining. Actually, the sun seems brighter than usual...
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...
What if you actually did see dead people? Not in a Sixth Sense kind of way, but in an ‘inexplicable mass resurrection’ kind of way? Not in a Walking Dead...
What’s the best place to put solar panels? Close to the Sun, of course. And in this scenario, we’re going to build the most efficient solar farm possible...
These slithering creatures can live in the smallest corners of your home and the darkest places you don’t dare visit. Well, not anymore, because today we’re...
We think of space as an icy void, where temperatures drop to hundreds of degrees below zero and astronauts need layers of thermal protection just to survive. But what if...
The next step in space exploration isn’t generations away. It’s happening right now. And our destination? That mysterious, desolate world next door, Mars...
Watch out for loose superbugs.
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...
Mars is usually a safe 225 million kilometers away from Earth, but what if the red planet went off course and headed straight toward us? This nightmare scenario would...
In an effort to fight climate change, the Sahara Desert could be going green… literally. Plans are being made to terraform the entire Sahara desert; changing it...
A blazing ball of fire lies deep underground. It’s Earth’s core. This colossal sphere of molten iron far beneath your feet is what made your life on Earth...
If a family member calls you from jail panicking and says they need you to wire them some money for legal fees, would you second guess them and potentially make the...
The next time you see that adorable hummingbird at your feeder, remember one thing. It might take your life. Because in this world, every bird works for the government...
Attention, humans. Shapeshifting alien lizards have taken control of your world. They’ve maneuvered themselves into positions of power. And they could be anyone. Where...
What if I told you Latin America could have hosted one of the world’s greatest superpowers? Capable of changing the course of history in ways that only players like the...
Scroll down to watch the video. What could you do to stop a giant fire tornado? Or anchor a floating house? If your answer is “probably nothing,” then...
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...
Our lungs might be fine in that short a time frame, but the rest of the planet? Not so much.
