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 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 Animals Were As Smart As Us?

What if we weren’t the dominant species on this planet? What if we had to compete with every other species on Earth? We are outnumbered. We are surrounded. And our...

What If We Created No Waste?

In the Pacific Ocean, north of the equator, there’s a growing, “floating island” of trash that’s twice the size of Texas, and three times the...