Historical precedent hasn't been kind to next-big-thing technologies -- and quantum computing doesn't look to be an exception.

Quantum computing has gone through two boom-and-bust hype cycles in under a year, but that doesn't mean the technology is irrelevant. Instead, I think investors are focused on the ...

Quantum computing has gone through two boom-and-bust cycles in the past year. The first started in late 2024, then burst in ...

IonQ ( IONQ +4.39%) and Rigetti Computing ( RGTI +4.12%) are both well down from the highs they touched in October: IonQ is off by around 43%, while Rigetti is down about 60% from its peak. Could ...

Though they've recently had a bumpy ride, quantum computing stocks stacked cash overall in 2025, with industry exchange-traded fund Defiance Quantum ETF (ticker: QTUM) up 42% year to date as of Dec. 9 ...

The Nvidia logo outside the company's offices in Shanghai, China, on Monday, Sept. 22, 2025. In the last two weeks, NVIDIA, the enabler and chief beneficiary of the AI craze, has bought into quantum ...

Infleqtion expects to go public in late 2025 or early 2026. Its products are in use by Nvidia, the U.S. Department of Defense (DOD), NASA, and the U.K. government. Thanks to its revenue stream from ...

The true danger isn't just that quantum computers will read our emails. It's that they'll fundamentally change what's ...

Physicists at Silicon Quantum Computing have developed what they say is the most accurate quantum computing chip ever engineered, after building a new kind of architecture.