Microsoft has one. Google and IBM also have one. And several smaller companies, including Copenhagen-based Sparrow Quantum, have one too. The quantum ...

A device smaller than a grain of dust is emerging as a surprisingly powerful candidate to reshape how quantum computers are built and scaled. Instead of relying on room-filling optics and fragile lab ...

Governments and tech companies continue to pour money into quantum technology in the hopes of building a supercomputer that can work at speeds we can't yet fathom to solve big problems.

Quantum computing has long been viewed as a threat to cryptocurrencies, a technology that could one day crack the ...

Paris-based quantum computing startup Alice & Bob has announced a stunning breakthrough in quantum computing: its qubits can now resist bit-flip errors for more than an hour. That’s four times longer ...

At the Q2B Silicon Valley conference, scientific and business leaders of the quantum computing industry hailed "spectacular" ...

Quantum computing marks a major change in how we process information. It goes beyond the binary limits of classical "bits," which exist only as 0 or 1. Instead, it uses "qubits" that can exist in ...

There are currently about 80 companies across the world manufacturing quantum computing hardware. Because I report on quantum computing, I have had a chance to watch it grow as an industry from up ...

What if the most complex problems plaguing industries today—curing diseases, optimizing global supply chains, or even securing digital communication—could be solved in a fraction of the time it takes ...

Quantum computing stocks are shares of companies involved in the development of next-generation computers. Here are the 7 best performers. Many, or all, of the products featured on this page are from ...