The company has drawn governments, a major chipmaker, and the Pentagon into an effort to control fragile photons and build a useful quantum machine. It aims to be the first.

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

The White House Quantum Summit brought industry experts together to solve a tough problem before an aggressive 2028 deadline. The White House Quantum Summit brought together dozens of quantum policy ...

Quantum computing should be viewed as a powerful new tool for solving specific classes of exceptionally difficult problems.​ ...

The only snag was that “Shor’s algorithm”, as it is now known, required something that at the time only existed on university blackboards: a quantum computer. Chart: The Economist These days, quantum ...

Picture a quantum computer. Are you imagining an ordinary computer, but somehow just better? If so, that would be a mistake, because quantum computers are fundamentally different. They rely on exotic ...

Quantum computing exchange-traded funds (ETFs) offer targeted exposure to the world of quantum computing. This technology has made great strides in recent years and is becoming increasingly affordable ...

IBM and collaborators say their quantum computers outperform all known classical algorithms for three distinct tasks, but proving quantum advantage in an absolute sense is difficult. All three ...