Quantum Computer Simulates Hydrogen Molecule

Until now quantum computing has mostly been an unattainable dream.  Digital computers tend to approximate things when faced complex physical problems, by using mathematical shortcuts,

Not quantum computers.  Their results are exactly the same as nature.  This article from Science News reports on the world's first elementary quantum computing device.

http://www.sciencenews.org/view/generic/id/55537/title/Quantum_computer_simulates_hydrogen_molecule_just__right