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...

8 Minutes Without Oxygen?

You wouldn’t notice it at first. But every second, the air around you is thinning, just a little. Within 30 seconds, you’d be gasping. Engines would fail, hospitals...

What If Giant Bugs Roamed the Earth?

Have you ever felt a surge of adrenaline when you stomped on a bug? Well, imagine how this guy is about to feel. Call the army, heck, call your mom, because the end is...

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 T-Rex Were Still Alive?

Tyrannosaurus Rex. King of the tyrant lizards. It’s 6 meters tall (20 feet), 12 meters (40 feet) long, and it weighs upward of seven tons. You can hide from it...

What If You Fell Into a Black Hole?

How much do you know about black holes? What would happen if you fell into one? Say one day you were exploring space looking for a new planet for humans to inhabit, but...