Adventures Inside The Atom - *And a few years later, aristotle Added an idea of his own...” 'it must be that all the Thousands of things on Earth are combinations of certain basic Elements.’ “Tell me more. things are made of ‘building blocks smaller than anything you can  Imagine. I call them ‘atoms.’ 

Why, dr. Bohr, It's like a ‘Solar system’ Within each tiny atom,’ Electron ‘planets’ Whirling around a Nucleus 'sun'....“For centuries after that, men called alchemists take that for Struggled to find the combination of elements which would make precious gold...