A team of Australian and international scientists has, for the first time, created a full picture of how errors unfold over ...

Rapid advances in the kind of problems that quantum computers can tackle suggest that they are closer than ever to becoming ...

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.

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 ...

Scientists map how quantum computer errors persist and link over time, revealing hidden memory that could reshape error ...

It’s so new, it’s generally deemed pre-commercial. Revenues are above zero, but barley so. And rather than being normal sales ...

Quantum computing is hot, hot, hot, with the Defiance Quantum ETF (NASDAQ: QTUM) up 40% year to date and trading near its all ...

Quantum computing needs a sustainability initiative that benchmarks its carbon emissions throughout its entire life cycle ...

Any time you use a device to communicate information—an email, a text message, any data transfer—the information in that ...

Rice quantum computing researchers have introduced a novel algorithm that earned the team a place in the global XPRIZE Quantum Applications competition.

Researchers have uncovered a method to purify a photon stream that is central to quantum circuitry. University of Iowa ...

IonQ (IONQ), Rigetti Computing (RGTI) and D-Wave Quantum (QBTS) are the most direct investments in quantum-hardware stocks - but they are plagued by high volatility. In 2025, all three saw ...