What If All Men Disappeared?

How would the world change if, all of a sudden, every biological man disappeared? Would the world become more peaceful? Why would you have to ration food? And why...

What If the Universe Is a Loop?

If you got into a spaceship, and traveled long enough and fast enough, could you eventually loop back to where you started? Assuming you don’t accidentally collide...

What If Styxosaurus Was Alive?

You pop out of the ocean and hear the faint yells of the lifeguard. The whole beach panics. Your turn around. Something lurks in the water. Before you can say...

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...