How long would something like this take? Why would this change the weather? And how hot would Earth get? If you think something like this is impossible because we...
What would happen if our planet got too close to a black hole? According to science fiction, we’d be sucked into a parallel universe, or maybe even the future. But...
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...
As thrill-seekers, we like to do a lot of extreme, gravity-defying stunts to push our limits. If base jumping or caving is your thing, how about taking a tumble all the...
Say one day you were exploring space looking for a new planet for humans to inhabit, but came across a black hole and decided – why not check it out? Would you...
Intense rainfall. Winds of 120 km/h (75mph) or higher. Storm surge. These are the signs of a hurricane. During its reign of terror, a hurricane can release as much...
Together, the U.S., Russia, and China control nearly half of the world’s military power, dominate the global economy, and influence the most powerful international...
What would happen if the largest country on Earth decided it needs more territory and power? It might just go to war over it. What country could Russia invade first...
What if I told you there was a way for you to know what lies ahead for you? Well, science could just have a way to predict your future. And it might become a reality...
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...
With every rocket we launch into the Earth’s orbit, we’re trapping ourselves on our own planet. Wait, how could sending rockets into space put an end to...
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...
Love can make us do some pretty crazy things. When we’re in love, our brains release a cocktail of neurochemicals that not only affect our moods and our well...
Why are these crocodiles spending so much time on dry land? Is it because their watery homes are too polluted? Or is it because they’re scared of a bigger predator...
Imagine a white picket fence around a white house, with a white driveway and a white car. And it’s not just your house that’s white. It’s also the road...
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...
Welcome to the world of power and influence. Today, we look at the eight most dangerous world leaders. Which one has the strongest military? Who’s got the most...
Our lungs might be fine in that short a time frame, but the rest of the planet? Not so much.
The jury found you guilty. The judge sentenced you to one of the most dangerous prisons on Earth. And if you’re not careful, you could spend the rest of your life...
There’s a giant, peanut-shaped object orbiting the Sun, and it’s name is Halley’s comet. Like all comets, it’s a cosmic mashup of frozen ice, gases, and dust...

