What Is the Size of an Atom?

Just how small are atoms? And what's inside them? The answers turn out to be astounding, even for those who think they know.This fast-paced animation uses spectacular metaphors (imagine a blueberry the size of a football stadium!) to give a visceral sense of the building blocks that make our world.

Watch the video in the panel to the right.

Did this change your understanding of atoms?

Images: Wikimedia Commons