What If We Discovered Alien AI?

No one knows exactly what to expect if we encountered other forms of alien life. Would they talk like us? Look like us? Or would they be completely different? What if...

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 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 You Spent 5 Seconds on Mars?

Mars has long captured the imagination as humanity’s potential next home. The red planet looks inviting from a distance, but the reality is far from hospitable. Even a...

What If You Met a Time Traveler?

If time travel is possible, why haven’t we met a single time traveler yet? And if we did meet one, how would we know they weren’t faking it? What would their...