When I say jump, you say how high. Let’s put this to the ultimate test by hopping around the Solar System. Literally. What differences in gravity would you experience...
It starts with a simple cough, and before you know it, millions of people are infected. And it won’t stop there. It could keep growing and growing until billions...
Two billion years ago, Earth was a strange and hostile place. It was an era marked by dramatic climate shifts, dangerous changes in the atmosphere, and the birth of...
We visit a lot of planets here on WHAT IF, but K2-141b is the most extreme one yet. Are you ready to jump on board this one-way space shuttle? If you’d rather stay...
The Big Rip, the ultimate fate of our Universe. It will be a cosmic event that will tear apart galaxies, one by one. Stars, planets, you, everything will be eviscerated...
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...
Let’s be honest, we are pushing our planet to a climate change catastrophe. But there could be a solution. 71% of the Earth’s surface is covered with water...
At first thought, volcanoes might seem like the perfect natural disposal system. They are incredibly hot, appear to swallow anything in their path, and seem limitless in...
It might be the worst date on your weekly calendar, but it’s a date that you definitely don’t want to stand up. Garbage Day. You tie it all up into...
The Permian Period, which lasted from about 299 to 252 million years ago, was one of the most fascinating and dangerous times in Earth’s history. It ended with the...
What if all the stars disappeared tomorrow, together with all the planets, solar systems and galaxies? What would be left of the Universe if it suddenly collapsed...
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...
Scroll to the bottom to watch our video. The Earth has been hurtling towards Jupiter for the past 242 days, and now it’s about to make impact. Now we’re so...
Flooding, devastation, and disease. What could all these awful things have in common? Rain. And lots of it. We’re not talking April showers here. So, imagine a...
During Earth’s early days, a gargantuan collision left our planet spinning at an angle. That slight incline allowed life as you know it to flourish. But what if this...
What if humanity grew to be so technologically advanced that we were able to leave our Solar System and spread across interstellar space? Would we hop from one exoplanet...
Buildings are being destroyed, animals are dying, and trees are not able to grow. All because of rain? Wait, I thought we needed this stuff. Well, it’s not just...
Forty light years from Earth, there is a world that looks a lot like Venus. But unlike the most sweltering, hellish planet in the Solar System, this not so distant...
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...
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...
