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 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 You Fell Into Lake Vostok?

Have you ever wondered what it would be like to explore one of Jupiter’s moons without ever leaving Earth? Or what would happen to your body under a monstrous...

What If We Painted Earth White?

Imagine a white picket fence around a white house, with a white driveway and a white car. And it’s not just your house that’s white. It’s also the road...

Earth’s Evolution in 10 Minutes

In the past few billion years, Earth has been pummeled by asteroids, crashed into other planets and frozen over several times. Not to mention being ruled by all kinds of...

What If You Fell Into a Black Hole?

How much do you know about black holes? What would happen if you fell into one? Say one day you were exploring space looking for a new planet for humans to inhabit, but...

What If the Moon Fell to Earth?

What if the Moon suddenly began getting closer to Earth? To the point where it was on a collision course with our planet? Would the Earth survive the crash?