Big question. Grit, determination, hardworking, handsome, charming, funny. Teacher: Well, I guess. But you're actually made of atoms. In fact, everything is made of atoms. Presenter: It's funny, ...
Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. WOMAN: The Greeks had many ideas about the chemistry of things. But the one who came closest to the ...