What If We Built Cities on the Moon?

If you could, would you live on the Moon? Not as one of the courageous early settlers, but as a citizen of a fully-functioning Moon city. What would they be built out of...

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...

What If You Could Stop Time?

[dx_custom_adunit mobile_id=”RTK_v1lP”] If you had a device designed to freeze time for everything but you, life wouldn’t be anything like what...

What If We Killed All Cockroaches?

This bug can survive anything, except maybe the bottom of your shoe. But what would happen if we squished every cockroach on Earth? How would this affect the food chain...