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

IBM and collaborators say their quantum computers outperform all known classical algorithms for three distinct tasks, but ...

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

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

Quantum advantage? Sure sounds like AT&T is getting it from a D-Wave partnership. Maybe not exactly quantum supremacy just ...

If the goal is to make quantum systems act like powerful classical machines, then today’s quantum computers may be too ...

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 ...

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 ...

Quantum computing is still in its infancy and requires massive, long-term investments — which means investing in quantum is ...

Digital security currently relies on difficult equations to protect data. For example, when you use a credit card online, the ...

(Tony Melov/Canva) Quantum mechanics is so odd that even the visionary genius who described the secrets of the Universe ...