Two of the leading pure-play quantum computing stocks are IonQ ( IONQ 2.24%) and D-Wave Quantum ( QBTS +0.67%). While both ...

Quantum computing could take several steps forward in 2026.

Even as it pushes ahead in AI, Alphabet is making notable headway in quantum computing. IonQ is a pure-play quantum stock that could prove compelling for some long-term investors.

In December 2024, Google’s Willow chip became the first quantum processor to demonstrate “below threshold” error correction.

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.

SEEQC, which traces its lineage back to IBM, is building the world’s quantum computers. They might prove critical in the ...

On November 12, Ray Harishankar, IBM Fellow at IBM Research, appeared on a CNBC interview to discuss how quantum computing is ...

Defiance Quantum ETF's diversified quantum computing exposure. Click for why QTUM's $3B growth matters and how a 2026 ...

As the International Year of Quantum Science and Technology draws to a close, Margaret Harris revisits some of the year’s ...

Rigetti's technology is much faster than IonQ's, but more error-prone.

In March, Vancouver-founded quantum computing firm D-Wave Quantum Systems Inc. became the latest entity to claim to have achieved “quantum supremacy” — the ability to solve a specific, complex problem ...