What If It Rained Acid?

Buildings are being destroyed, animals are dying, and trees are not able to grow. All because of rain? Wait, I thought we needed this stuff. Well, it’s not just...

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 You Skydived From the ISS?

410 kilometers (254 miles) above the Earth. That’s where the International Space Station floats. What if you happened to be all the way up here but suddenly fell...