Doctors command a lot of respect. When did all that start? Phil and Campbell Valentine look at the origins of medicine as well as some famous TV doctors and one cocky surgeon who managed to kill not only his patient but two bystanders.

There are conspiracies. The intriguing part is figuring out which ones are real and which ones require a tinfoil hat. Phil and Campbell Valentine explore more conspiracies from Jeffrey Epstein to the Denver airport conspiracy.

Television may be the single most influential invention ever. We get our information and entertainment from it. Phil and Campbell Valentine talk about where it came from and how it's evolved over the years.

The oceans of Earth are as mysterious as space. We've yet to discover even a fraction of them. Phil and Campbell Valentine talk about what we know about oceans and what might lie beneath the surface.

Traditions bind us together. Many are old. Some old traditions are actually relatively new. We just think they're old. Phil and Campbell Valentine talk about where some of our most cherished traditions come from.

An old favorite is back for Part 2. More fascinating stories you've probably never heard. Phil and Campbell Valentine talk about some of history's most interesting twists.

Fads come and go. Few ever last. Phil and Campbell Valentine talk about some historic fads and some hilarious ones from each of their generations.

No matter how brave you are everybody fears something. There's practically a 'phobia' for everything. Phil and Campbell Valentine talk about why we fear and some of the more common phobias and some of the more unusual ones.

We've always had heroes, in real life and in fiction, but the superhero grew out of the Great Depression. Phil and Campbell Valentine talk about the history of superheroes and how they've evolved in the modern world.

Phil and Campbell Valentine revisit a subject that sets the imagination on fire. Treasures. There's more to treasures than gold. They also discuss booby-trapped treasures that still keep archaeologists at bay.