European quantum computing firms hurry to get US stock exchange listings so they can be predator not prey in a coming wave of ...

The world of quantum computing is a noisy place, where error correction is needed to ensure quantum devices run correctly ...

A method that relies on hitting materials with neutrons can measure how much quantum entanglement hides within them, which ...

One paper finds that attacking the bitcoin blockchain through quantum mining would demand the energy output of a star.

Quantum computers struggle with a major flaw: their information vanishes unpredictably. Scientists have now created a new method that can measure this loss over 100 times faster than before. By ...

The system is currently performing at a 99.1% median two-qubit gate fidelity with a gate speed of ~60 ns and a 99.9% median single-gate fidelity. Rigetti is releasing Cepheus-1-108Q now in response to ...

New research suggests quantum computers capable of breaking internet encryption may arrive sooner than expected—with AI ...

Two companies that are racing to develop a photonic quantum computer using photonic qubits are PsiQuantum, based in Palo Alto ...

Dr. Dominic Williamson, a University of Sydney quantum physicist, has developed a new approach to quantum error correction that could significantly reduce the number of physical qubits required to ...

Quantum circuits are supposed to gain power as they grow longer, but noise changes the picture. A new study finds that earlier steps in these circuits gradually lose their impact, with only the final ...

New data shows a nine-atom quantum system tracks temperature trends more accurately than established classical echo state ...

Google's quantum paper made headlines with that number. Here's what it means, what's actually at risk, and why 6.9 million ...