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 Had To Evacuate Earth?

An asteroid races towards Earth. In 6 months, the world as we know it will be obliterated. What do you do? Is there time to evacuate? What would it take? And where would...

What If Every Planet Had a Twin?

Our Solar System has eight planets, a few dwarf planets and more than 200 moons. But wait. Are you seeing double? Or did every planet suddenly get a twin? Where would...