When building an atom, pay close attention to the particles' electrical charges. Protons have a charge of +1. Electrons have a charge of -1. Neutrons are neutral, as its name implies.

An alternative way is called the bottom-up approach. The idea is to build up nanoelectronic devices atom by atom on a computer, and predict the transport behavior from first principles.

Technology giant Microsoft is partnering up with Atom Computing to build the world’s most powerful quantum supercomputer, which will also be made available commercially.

Chemistry Atom-by-atom recordings track what happens after substances dissolve Solvation is the complicated process through which a dissolved substance like salt interacts with a solvent like ...