Episode 004

In the 1966 movie Fantastic Voyage, Hollywood star Raquel Welch was part of a surgical team that was placed aboard a submarine, miniaturized to microscopic size, and injected into the bloodstream of a man.

Episode 003

Transistors are everywhere: in computers, in cell phones, and even in those gimmicky greeting cards that play tunes when they're opened.

Episode 002

We live in a world of change, and the technology that surrounds us is changing especially fast. One important contributor is something called nanotechnology.

Episode 001

Let's talk small, really small. The field of nanotechnology is making big advances toward achieving precise control of matter on the nanometer scale. A nanometer is one billionth of a meter, or about the size of four adjacent atoms.