Three problems that are out of reach for conventional computers have been cracked by quantum computers and show how important ...

The race to build larger and more powerful quantum computers has mostly focused on ...

There are many algorithms for which it has been mathematically proven that a quantum computer can generate results that would ...

The only snag was that “Shor’s algorithm”, as it is now known, required something that at the time only existed on university ...

IBM and research partners show how quantum calculations can be checked for accuracy in real time in three new papers.

Big Four firm Ernst and Young announced it now has a quantum computer physically sitting in its Toronto office.

To predict when we’ll have a truly useful quantum computer, we need to know precisely what one is. Columnist Karmela Padavic-Callaghan finds that’s harder to pin down than you might think ...

This article is part of a package on the future of quantum computing. Read about the most promising applications of these machines here and see an illustrated field guide to qubits here. Inside a ...

Imagine shining a flashlight across a dark room. You can predict exactly what the light will do: travel in a straight line ...

IN 2013 GOOGLE and NASA, America’s space agency, launched a quantum computing lab. The idea was to use a specialised quantum ...