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.

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

Two of the leading pure-play quantum computing stocks are IonQ (NYSE: IONQ) and D-Wave Quantum (NYSE: QBTS). While both stocks have enjoyed solid returns thus far this year, D-Wave has been the much ...

Rigetti Computing is a far smaller company than IonQ with a market cap around $8.4 billion. The company reported revenue of ...

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.

Billionaire-led hedge funds have also been buying this quantum computing stock. In the third quarter, Israel Englander's ...

Some publicly traded quantum computing firms have seen their shares grow significantly in 2025. Whether it continues into ...

Exchange-traded funds (ETFs) can be a great way of gaining access to a complex industry that holds plenty of long-term potential. Quantum computing is one of the world' ...

Quantum Computing Inc. develops room-temperature photonic quantum hardware, targeting specialized applications rather than universal quantum computers. QUBT's technology offers cost and accessibility ...

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

The downside is that the physics and engineering needed to make them work has only just moved out of the theoretical realm and into reality.

AI was stuck in a "pre-hype purgatory" until ChatGPT launched. Ian says quantum might be about to experience a similar ...