The Uncertain Location of Electrons [Science Video]

The tiny atoms that make up our world are made up of even tinier protons, neutrons and electrons. Though the number of protons determines an atom’s identity, it’s the electrons — specifically, their exact location outside the nucleus — that particularly perplex scientists. George Zaidan and Charles Morton show how to make an educated guess of where those itty-bitty freewheeling electrons might be.

[TED Ed]