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...
Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis occurred, where life emerged from non-life...
Is it a meteor shower? Space debris? No, it’s something much, much worse. Our nearest neighbor is a full Moon no more. The Moon exploded and splintered into...
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...
The miracle of life. A 40-week process where you developed from a single cell to fully formed human baby. All within in your mother’s womb. Now, imagine you were...
Welcome to Jurassic World. In real life. Let’s bring back some of the most dangerous creatures to ever roam the Earth. What could go wrong? Right? How would we be able...
At first, it’s very bright. But then, as your eyes adjust to the light, you start to piece together your surroundings. The moving blobs above you, you realize, are...
Day X has arrived. Mount Fuji, Japan’s most famous volcano, is erupting for the first time in 300 years. It’s raining ash, lava and toxic gases down on the world’s...
[dx_custom_adunit mobile_id=”RTK_v1lP”] Bursts of solar flares from the Sun’s surface look spectacular, but they can pose a danger to us here on Earth...
The icy moon of Jupiter. A world so frigid that its surface temperatures would instantly turn you into an astronaut popsicle. Its atmosphere is almost non existent, and...
On our hypothetical journey, we’ve already tested out living on a flat Earth, a cubical Earth, even a hollow Earth. What do you say we try to survive on an Earth...
What if one side of the Earth always faced the Sun, while the other side was forever shrouded in darkness? Just how hot would it be on the bright side? And how cold...
Our Solar System has eight planets, a few dwarf planets and more than 200 moons. But wait. Are you seeing double? Or did every planet suddenly get a twin? Where would...
The Kardashev Scale, first proposed by Russian astronomer Nikolai Kardashev, measures the technological advancement of civilizations by the amount of energy they can...
The time for talk is over. Now the biggest countries on Earth are fighting for global supremacy. What would happen if the United States started World War III? Who would...
Imagine if Earth suddenly lost an entire continent. North America wouldn’t just vanish off the face of the planet, of course. Instead, it would sink into the...
There are places in the Universe where you could turn to ash, freeze to death or be completely crushed by gravity. And you’re about to visit them all. What...
Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest exoplanets, Proxima Centauri b. What conditions...
Thousands of satellites and pieces of debris currently orbit our Earth. They provide us with television, internet, and communications. But what if all these satellites...
They are massive, and extremely dense. They rip apart anything and everything that gets close to them. Their gravity is so strong that even light can’t escape. We...
