There wasn't just one confederate flag, there were dozens.

When the Civil War began, women were able to take on a variety of new roles.

Henry Darger is one of the most famous outsider artists in the world.

From horror movies to roller coasters, we like to be in situations that scare us.

Can Dinosaurs be brought back from extinction?

Craig goes to Biosphere 2 and to see the science of recreating the Earth's ecosystems.

Carl Wilson has been a freelance professional wrestler for over a decade.

Joe Hanson helps give Craig the rundown on energy and the electrical grid.

85% of the mass of our universe is made up of dark matter.

Our producer Sam reveals his greatest fear and goes to the top of a skyscraper.

At the start of last year, Craig decided to run a marathon.

An Earthship is a fully renewable, carbon-neutral home.

Bananas all over the world are at risk! What can we do to save them?

It's been over four decades since the US went to the moon.

To start using renewable fuels, we're going to need a revolution in energy storage.

Exoplanet research is a young science but it is growing up fast.

Charles Trippy has been uploading his life to youtube every day for 7 years.

The Good Stuff Crew drops Craig in the middle of the woods.

Roller Coasters are one of the oldest and most popular thrill rides.

What does it take to be an astronaut?

Olney is a small midwestern town like any other. Except for its squirrels.

David Pares is building a warp drive. In his garage.

Area 51 might be the most well-known top secret military base in the world.

Is hacking good or bad? Can hackers make us safer?

Craig heads over to Skydive Chicago and puts his courage to the ultimate test.

We used to think nuclear power would solve all of our energy problems.

The American Civil War was a huge news story.

The abolitionist movement of the 19th century helped galvanize the US against slavery.

Before the Civil War, the US government was tiny.

Using spies during war is nothing new, but the Civil War changed everything.

Doctors during the Civil War were forced to re-think their methods for medical care.