Alphabet ( GOOG +1.49%) ( GOOGL +1.50%) offers arguably the strongest quantum research program in the world. Its Willow chip achieved a major error-correction breakthrough, and the company has the ...

What is quantum computing, really? We explain qubits, superposition, and the quantum threat to encryption — in plain English, with no PhD required.

This proof-of-principle experiment marks an important advancement toward building large-scale ion-trap quantum computing ...

A new ultra-fast monitoring system reveals that quantum computer qubits can change from stable to unstable in mere milliseconds.

IonQ’s earnings beat pushed the shares sharply higher and underscored Wall Street’s growing appetite for quantum-computing ...

These dormant holdings, often called Nakamoto’s coins, have never been spent, and now, they are at the center of a growing debate, which isn’t just about influence but also about a potential future ...

The “Harvest Now, Decrypt Later” hacking strategy relies on the belief that the world is only a few years away from ...

By the time Jerry Whirley heard that a $9 billion quantum-computing campus was coming a few blocks from his South Shore home, ...

Quantum Computing Inc. (NASDAQ: QUBT), an innovative, quantum optics and integrated photonics technology company, recently announced the completion of acquiring Luminar Semiconductor, Inc. ("LSI"), a ...

By the time Jerry Whirley heard that a $9 billion quantum-computing campus was coming a few blocks from his South Shore home, most of what he actually needed from his neighborhood, like ...