Quantum computing represents a major threat to encryption, and the inflection point may be less than five years away.

A teenager from Belgium has just vaulted from prodigy to pioneer, completing a PhD in quantum physics at 15 and immediately ...

By building an atomic equivalent of the critical Josephson junction, scientists can now study how energy is lost and excitations form.

No one knows exactly when quantum computing will arrive, but accelerating progress is prompting security and IT leaders to recognise the potential risks. So how do organisations begin implementing ...

Researchers have discovered how to design and place single-photon sources at the atomic scale inside ultrathin 2D materials, ...

Investors are giddy about quantum computing upstarts, but it could be the big tech leaders that experience long-term success from this emerging tech.

Over the trailing year, shares of quantum computing pure-play stocks IonQ ( IONQ 4.19%), Rigetti Computing ( RGTI 4.00%), ...

Controlling qubits with quantum superpositions allows them to dramatically violate a fundamental limit and encode information ...

Key takeawaysButerin sees a nontrivial 20% chance that quantum computers could break current cryptography before 2030, and he argues that Ethereum should begin preparing for that possibility.A key ...

Aramco and Pasqal have announced the rollout of their most powerful quantum computer yet. The 200-qubit machine has been installed at its Dhahran data centre, designed for industrial applications such ...

Saudi Aramco installed the Kingdom’s first quantum computer, built by France-based Pasqal. The 200-qubit system marked Saudi Arabia’s entry into the global quantum race. Experts said current machines ...

They’ve been some of the year’s most speculative plays. Now the U.S. government might be getting in on the action. Emily Bary is MarketWatch's assistant managing editor, tech. She is based in New York ...