What a wonderful day for some kayaking out on the open sea. Wait a second. Why is the water spiraling? Is this a whirlpool? How could you end up getting sucked in? What...
Do you ever think human evolution is a little slow? What if we cranked up the speed and had you evolve 1,000 years in one day? In what ways would your appearance change...
Don’t you just love hot dogs? Pork, chicken or plant-based. There’s one for every taste. But one is never enough. You always want to eat one more. And another. Wait, are...
Billions of years ago, another planet smashed into Earth. An event of this epicness could have created our Moon. It also could have brought alien life to our planet...
Looking for a heavy-duty makeover? You could try going under the knife for some plastic surgery. And not just once or twice. 100 times. How would you look after that...
OK, stand straight with your feet shoulder-width apart. Bend your knees, stick your butt out and squat. Great. Now do that again and again, all day long. How many squats...
There are some things you just can’t live without. Like gravity, oxygen, the Sun’s warmth. And we’re about to take those vital things away from you...
December is a very special month in many countries around the world. No, not because of Christmas. Because it’s baby-making month. Studies show December may have the...
A mysterious interstellar object is on a collision course with Earth. And scientists don’t know what it is. What could this new astrophysical object be? Where did it...
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...
Several volcanoes around the world are being woken up on purpose. The mission? To use volcanic eruptions to protect the Earth from global warming. In what ways could you...
What’s the worst pain you’ve experienced? A broken bone? Touching something hot? Maybe stepping on a sharp toy? Well, in this What If experiment...
You’re in the deepest part of our oceans. The Mariana Trench. Suddenly, your sub experiences an earthquake. And when you look outside, you see the terrifying...
What if Jupiter’s 79 moons weren’t gravitationally bound to Jupiter? What if they became rogue objects orbiting on their own paths around the Sun? Would they still be...
Imagine if all the Earth’s oxygen disappeared. Not forever, just for, say, an hour? Could you hold your breath that long? What would happen to the atmosphere? And...
You’re lost in the jungle without any other humans around. You need to find a new family. Or your new family could find you. What would it be like to be raised by...
Hang on because we’re about to screech to a halt. That’s right. The Earth is going to stop spinning for five seconds. How much damage would this sudden stoppage cause...
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...
Ticks. They drink your blood and infect you with disease. But they’re about to get much worse. They’re growing into huge monstrosities. And they’re coming for you. How...
A century of history flashes before your eyes. Not the past, but the future. And now you know how life would unfold over the next 100 years. What changes would happen to...
