What If Algae Took Over the Oceans?

Would you take your next vacation to this slimy beach? Well, what if most of our beaches were starting to look like this, because our oceans were quickly being taken...

What If We Find a Cure for Cancer?

After 2,250 medical trials, involving 380,000 patient volunteers, your wishes and your prayers have finally been answered: we found a cure for cancer. What if that were...

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...

What If Two Black Holes Collided?

Black holes are the gravitational monsters of the Universe. They are so powerful that nothing, even light, can escape their grasp. One black hole is bad enough. But if...

What If a Black Hole Ate the Sun?

It’s almost as old as the Universe, and as massive as 34 billion Suns. It eats stars for breakfast. And now it’s about to consume our own. Behold, the great...

What If We Nuked Mars?

Life on Mars might be like this. You’d live in giant glass domes, and grow small portions of food inside. And if you happen to go outside, it would be in your big...

What If You Spent 5 Seconds on Mars?

Mars has long captured the imagination as humanity’s potential next home. The red planet looks inviting from a distance, but the reality is far from hospitable. Even a...