Henry Yuen is developing a new mathematical language to describe problems whose inputs and outputs aren’t ordinary numbers.

An “echo” that arrives before you finish speaking sounds like a glitch. In quantum hardware, that kind of self-interference ...

Scientists built a quantum gate linking four-state photons, showing complex quantum tasks can be done with fewer steps using qudits.

What business leaders need to do right now. Right now, criminal and state-sponsored hackers are intercepting and storing encrypted data they cannot yet decode. Likely targets include everything from ...

Quantum computing firm Xanadu has launched a new research initiative with defense giant Lockheed ...

Sometimes a visually compelling metaphor is all you need to get an otherwise complicated idea across. In the summer of 2001, a Tulane physics professor named John P.

Reservoir computing is a promising machine learning-based approach for the analysis of data that changes over time, such as weather patterns, recorded speech or stock market trends. Classical ...

A new experiment using Google’s Sycamore quantum processor has taken a bold step toward testing ideas from quantum gravity. For the first time, researchers successfully sent quantum information ...

Rigetti Computing is a leader in the quantum industry, and it continues to rapidly improve the performance and error rates of ...

Quantum computing is moving from theory to reality faster than many people expected—and that has major implications for cryptocurrency security.

In the event that quantum computers one day become capable of breaking Bitcoin’s cryptography, roughly 1 million BTC attributed to Satoshi Nakamoto, the creator of the Bitcoin network, could become ...