What If the Universe Is Bouncing?

This is the Universe. And this little dot here is the Earth. And this is a Big Bounce coming up, and it’s about to squash our planet. Yikes. How long would we have...

What If We Nuked the Mariana Trench?

Today we’re dropping a big bomb into the deepest part of the ocean. So grab a surfboard and get ready to hang ten on the waves of a massive nuclear tsunami. How would...

What If America Were Split Apart?

The Big One. Those three words make locals along the West Coast of North America shudder with fear. This area is plagued by earthquakes. But hey, at least they are ready...