IBM answered quantum computing trust problems with three verified results. Read why the technical breakthrough failed to move ...

Four independent research teams report big advances in devices built with the underestimated quantum bits, including lower ...

D-Wave's technology keeps impressing the telecom giant, but investors shouldn't jump on board just yet.

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

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

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

Quantum Computing ( QUBT +4.58%) stock gained 5.8% through 12:45 p.m. ET Monday -- and it's got a competitor to thank for it.

Here's how they stack up -- and whether either stock deserves a spot in your portfolio.

Defiance Quantum ETF offers diversified quantum/AI/semiconductor exposure and strong 5-year returns but faces high volatility ...

As quantum technologies continue to evolve, one thing is becoming clear: solving the noise problem will depend not just on ...

A surge of funding and federal action is giving the once-futuristic technology a more immediate role in everything from business to cybersecurity. Just as AI has its dreams of “AGI” and ...

Quantum computing stocks have shed billions in market cap over the past month, and upcoming earnings reports plus a ...