What If We Moved Earth?

Some 5 billion years from now, the Sun will expand and become a red giant. And the Earth might be just in the way… If humans were still around then, would we leave...

What If Earth Was a Pulsar Planet?

Something is very wrong with our Sun. It’s turned into a spinning lighthouse of death. What would make the Sun so much more deadly than usual? Would there be any way...

What If There Were No Wind?

From a bad hair day to a tragic natural disaster, wind can be extremely disruptive. Wind can be a formidable foe. But what if this powerful force just didn’t exist...

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...

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...