Quantum computers stand to revolutionize research by helping investigators solve certain problems exponentially faster than with conventional computers. Current quantum computers encounter a challenge ...

Quantum hardware and software are advancing rapidly – and our online encryption systems need to change to stay ahead.

A method reduces the number of qubits needed for quantum computers, making practical machines possible sooner and affecting ...

By adapting ideas from gauge theory, the researchers show how quantum information spread-out across a machine can be measured using only local checks, significantly lowering computing overhead. Their ...

New research suggests that a quantum computer could crack a crucial cryptography method with just 10,000 qubits.

This chip is another, tinier box inside of which takes place the phenomenon discovered by Albert Einstein and other ...

Researchers from Caltech and Oratomic, a Caltech-linked startup, published findings on March 31, 2026, arguing that a useful quantum computer capable of running Shor’s algorithm on real cryptographic ...

Future quantum computers will need to be less powerful than we thought to threaten the security of encrypted messages.

The research shows quantum computers may break bitcoin and ether wallet encryption with far fewer qubits than previously ...

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 ...

Quantum computers of the future may be closer to reality thanks to new research from Caltech and Oratomic, a Caltech-linked start-up company. Theorists and experimentalists teamed up to develop a new ...

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