volcano is one of the most unforgiving natural phenomenons on Earth. If you were to fall into its magma-filled center, your body would quickly bubble up, and disappear...
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...
Are all of your memories real? Did everything happen the way you remember it? What if somebody filled your brain with memories that aren’t yours? Would you be able...
Imagine an enormous football stranded in the Solar System. I mean, the Earth shaped like one. What could cause our planet to change its shape so drastically? And what...
Do you love Jupiter? Do you love it so much that you could look at it every day? I hope so. Because it just took the Moon’s place, and Earth will never be the same...
There’s something approaching from the distance that you can’t stop. It can completely destroy cities and kill tens of thousands of people. It looks like...
That’s no moon. It’s a space station. The enormous, planet-killing kind, designed for only one thing — to bring order to the galaxy. It’s Star...
Billions of years in the future, the Sun will begin to die. And this is what our planet would look like. But what if we turn things up a notch or two right now...
Earth has gone through at least five major ice ages in its history. And you better start adapting now. Because another ice age is about to begin. Hypothetically. How...
Power up the WHAT IF time machine because today, you’re traveling back to witness the most radical changes ever known in Earth’s history. You’ll watch...
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...
Alright, I think it’s time for a change-up. Let’s do a little spring cleaning, and redecorate our Solar System. Now, I know you’re a big fan of the Moon, but it’s so...
What if everyone on the planet coordinated to perform the biggest “flush mob” in history? Pushing all the wastewater in the world down the drain, all at once...
Ah. The Sun. So bright. So hot. Time to jump into your super heat-resistant spaceship and get so close you could touch it. If you dare. How would you get to the Sun’s...
Did you know that you ladies spend about 2,300 days of your life menstruating? That amounts to about 10,400 tampons or pads, over 5,000 pills for your cramps, and about...
Hundreds of meters underground. Large enough to house tens to hundreds of thousands of people. And walls strong enough to withstand the force of a nuclear blast. These...
Some 13.8 billion years ago, a very hot, small and dense singularity expanded into what we now call the Universe. It hasn't stopped growing since. But what if it did?
This former intelligence officer-turned-president took Russia from a defeated Cold War relic to the most feared superpower in Eurasia. Now Vladimir Putin, who many have...
Cities have been named after it, economies have been built on it, wars have been fought over it, your life depends on it. Salt may be the most important, and the most...
Ashes and smoke cover the sky. Your hometown is sieged by massive wildfires. You rush to escape. Unaware that behind you, the wind and the heat have created a monster. A...