What If Earthquakes Lasted a Year?

Earth can be full of extremes. But today, there is only one extreme. Non-stop earthquakes that last an entire year. What would it be like to live under such shaky...

What If You Had X-Ray Vision?

Wouldn’t it be cool to see things through any wall and any door? How about seeing through your own skin? Or your dog? No, no, no, and no. Of all superhero powers...

What If We All Lived on Mars?

People on Earth talk a lot about colonizing Mars. But What If it had already happened and the first humans had already settled down on the Red Planet?

What If You Spent 5 Seconds on Io?

Io. One of Jupiter’s four largest moons, it’s a world that seems ripped straight from a science fiction nightmare. Its surface is a chaotic, constantly shifting...

What If Earth Orbited Jupiter?

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...

What If We Built a Stanford Torus?

One day, we want to take humanity into space. But why don’t we start small? Take one solar power station, 10,000 people, and 10 million tons of crumbled Moon rock...

What If the Universe Is Bouncing?

This is the Universe. And this little dot here is the Earth. And this is a Big Bounce coming up, and it’s about to squash our planet. Yikes. How long would we have...