This allows a quantum computer to perform a single mathematical function on many numbers at once, answering many different versions of one question at the same time.

FORBES: Atoms Offer Giant Leap In Computing Power

Physicists at the University of New South Wales have created a transistor composed of a single atom, which is an amazing feat of nanoengineering, and could provide a better foundation for scalable quantum computing.

FORBES: Scientists Create A One-Atom Transistor