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...

What If We Nuked a Hurricane?

Every year, about half a dozen hurricanes reach the United States. With effects ranging from heavy winds and some flooding to the complete decimation of communities...

What If We Painted Earth White?

Imagine a white picket fence around a white house, with a white driveway and a white car. And it’s not just your house that’s white. It’s also the road...

What If You Fell Through the Earth?

As thrill-seekers, we like to do a lot of extreme, gravity-defying stunts to push our limits. If base jumping or caving is your thing, how about taking a tumble all the...