Asteroids That Could Strike Earth

Asteroids are rocky leftovers from the early formation of our planetary neighborhood. And of the over one million that we know of, most orbit the Sun in the asteroid...

What If Earth Was Twice as Big?

Doesn't it suck having a noisy neighbor? Or constantly running into your ex? We all need personal space, but often find we can't get enough. Don't you wish the world was...

What If Humans Evolved Backward?

Humans have been evolving for the past six million years. But something’s gone terribly wrong. And now we are evolving backward. Once this process began, how long...

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 Earth Had 10 Years Left?

The Earth is a dying rock and time is running out. You only have 10 years to plan your escape. How could we evacuate as many people as possible? What resources would we...