Corner a black widow and it runs. Corner a Sydney funnel web and it rises onto its back legs, exposes its fangs, and strikes again and again. That single difference in...
Nearly 500 years before Christopher Columbus sailed across the Atlantic, another group of fearless explorers had already reached North America. At the very edge of the...
Children of the night, what music they make. That’s right, we’re talking about the nocturnal flying mammals, bats. Besides being a source of Halloween inspiration, the...
The Universe is packed with worlds where sunsets don’t just fade into night, they bend the rules of physics. From double sunsets to glowing ice and strobing pulsars...
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...
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...
What if you walked into your favorite fast food place, and instead of chicken and beef burgers, they only had Woolly Rhinoceros on the menu? Well, it might not sound...
It is easy to dismiss mosquitoes as nothing more than annoying insects, but their impact on life on Earth is far more serious than most people realize. These tiny...
It’s one of the most dangerous and mysterious places on Earth. It’s home to dozens of sunken ships, plane crashes, and dead people. It’s known as the...
A massive earthquake knocks you off your feet. There’s a blinding flash of white, and then you see a tsunami of lava rising on the horizon. A nuclear reaction has...
How about we rip the United States and Mexico apart from each other, geographically speaking? It would open up new trade routes that would make a ton of money for both...
The most dangerous groups in history did not open with violence. They opened with an offer. Belonging. Answers to the questions nobody else could resolve. A community...
Scientists theorize that many millions of years ago, Mars had rings, just like Saturn. And it looks like the red planet could be due for a new set of rings in the future...
Humanity has long imagined leaving Earth and establishing a second home among the stars. The idea of a backup planet is no longer confined to science fiction, especially...
Black holes aren’t exactly a popular vacation destination. They feed on anything and everything that comes into their vicinity. They are dense, and unpredictably...
Animal testing remains one of the most controversial parts of modern science. Every year, millions of animals are used in experiments designed to develop medicines, test...
Obviously, we can't just pack our stuff and move there today. But what if we terraformed it - reshaped it into an Earth's image?
Avatar’s Pandora is the wildest, most beautiful and most deadly place in the galaxy. I mean, who wouldn’t want to live here? But how could the air kill you...
Located in the United States, one of the world’s largest volcanoes is gearing up to explode. It’s known as the Yellowstone Volcano, and it’s not just...
If the Earth had an edge, I hope it would look like this. The edge of a flat Earth. I know, I know, we’ve talked about it before. But there’s something...
