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 Time Is an Illusion?

  How do you distinguish between past, present, and future? Is there really an order to time? Does it only move forward? Does it move in any direction at all? Stop...

What If We Built a City on Mars?

The next step in space exploration isn’t generations away. It’s happening right now. And our destination? That mysterious, desolate world next door, Mars...

What If Mt. Fuji Exploded Tomorrow?

Day X has arrived. Mount Fuji, Japan’s most famous volcano, is erupting for the first time in 300 years. It’s raining ash, lava and toxic gases down on the world’s...

What If There Were No Religion?

Are you religious? If you are, a huge part of your life is probably shaped by your beliefs and religious community. If you’re not, you might stare with bewilderment at...

What If We Nuked Jupiter?

Jupiter may be the biggest planet in the Solar System, but its days are numbered. Because today, we’re using Earth’s biggest, baddest bombs to blow the gas giant...