Shares of eponymous quantum computing company Quantum Computing Inc. (QUBT +7.26%) soared 11.6% through 11 a.m. ET Monday. And why? That's not entirely clear. There's no significant quantum stock news ...

Rigetti Computing boasts an interesting picks-and-shovels strategy. But commercially viable quantum devices remain years away. For now, companies like Rigetti rely more on hype than fundamentals. It's ...

D-Wave Quantum stock more than tripled this year. The company plans to present its technology at CES 2026 in January. This morning the company announced it will participate in CES 2026 on Jan. 7, 2026 ...

IonQ’s rapidly scaling revenue base and contracted backlog are solid positives for the company. D-Wave Quantum’s quantum annealing technology has demonstrated applicability in real-world use cases.

Researchers have achieved a significant breakthrough in quantum materials, potentially setting the stage for advancements in topological superconductivity and robust quantum computing. Researchers at ...

Shares of quantum computing company D-Wave Quantum Inc. (QBTS 4.00%) soared 13.5% through 10:40 a.m. ET Monday. And why? This morning the company announced it will participate in CES 2026 on Jan. 7, ...

Rigetti Computing boasts an interesting picks-and-shovels strategy. But commercially viable quantum devices remain years away. For now, companies like Rigetti rely more on hype than fundamentals. 10 ...

Researchers demonstrated extremely strong nonlinear light-matter coupling in a quantum circuit. Stronger coupling enables faster quantum readout and operations, ultimately improving the accuracy of ...

The first nation to achieve quantum supremacy doesn’t just win a science prize. It wins the ability to break every encryption system. Let me tell you something that should keep you up tonight.

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We've all been there: You're using a quantum computer to identify massive prime numbers, and the neutral atom it's manipulating slips out of the optical tweezers in mid-calculation and vanishes. There ...