PBS NOVA Podcasts & Documentaries

Einstein's Dream: Eleven dimensions, parallel universes, and a world made out of strings. It's not science fiction, it's string theory.

We are on the verge of answering one of the greatest questions in history: Are we alone?

Trace human development from embryo to newborn through stunning microimagery.

Eleven dimensions, parallel universes, and a world made out of strings. It's not science fiction, it's string theory.

Is our universe unique, or could it be just one in an endless "multiverse"?

A two-hour special from the producers of "Making Stuff"

Take a wild ride into the quantum realm, where even the impossible seems possible.

It defines our lives, but what is time really? Have a look into its true nature.

Surprising clues indicate that space is very much something and not nothing.

Eleven dimensions, parallel universes and a world made out of strings. It's not science fiction, it's string theory.