Ripples spreading across a calm lake after raindrops fall—and the way ripples from different drops overlap and travel outward ...

We're still years away from practical full-scale quantum computing systems. That makes many quantum computing stocks risky.

The latest machine on IBM’s quantum computing roadmap, Heron, has been given a hardware and software boost as the company pushes towards its goal of error ...

IonQ holds the world record for two-qubit gate fidelity at 99.99%. No other company has crossed the 99.9% two-qubit gate ...

Alphabet made a breakthrough in late 2024 with its Willow chip, which was able to exponentially reduce errors as it added ...

Wave Quantum Inc. (NYSE: QBTS) ("D-Wave" or the "Company"), a leader in quantum computing systems, software, and services, ...

Quantinuum has unveiled a third-generation quantum computer that could be easier to scale up than rival approaches. The US- and UK-based company Quantinuum today unveiled Helios, its third-generation ...

For the first time, a quantum computer has improved its results by repeatedly fixing its own mistakes midcalculation with a technique called quantum error correction ...

Quantum computing is still in its infancy, easily beaten by traditional computers. One of the biggest challenges? The fact that quantum bits — qubits — are much more fragile than the bits in silicon ...

QuEra Computing (QEC) has unveiled a roadmap for advanced error-corrected quantum computers, in which it plans to achieve 100 logical error-corrected qubits in 2026. The roadmap starts this year, with ...

New work provides a good view of where the field currently stands. Atom and Microsoft's specific paper is not that interesting -- given it amounts to "we can do it on Atom's hardware, also" -- but the ...