Four different quantum systems with four different types of qubits were on display at Nvidia GTC, here's how they all work.

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 ...

Quantum-computing company Xanadu (XNDU) made its initial public offering (IPO) on both the Nasdaq Composite (^IXIC) and ...

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

Most simplifies the complex process of quantum computing as "it can be 0 and 1 at the same time." That is not an explanation ...

Two analyses suggest that quantum computers could crack ubiquitous security keys and cryptocurrencies before the decade is ...

Quantum computing is one of those technologies where real-world applications always seem to lie just over the horizon. The next big thing is announced before quickly becoming a forgotten article from ...

Two research groups say they have significantly reduced the amount of qubits and time required to crack common online ...

Quantum computers are shifting from lab curiosities into real machines that can already outperform classical systems on narrow tasks, and the stakes are no longer theoretical. The technology promises ...

An international team of scientists proved the never-before-seen molecule's exotic nature using a quantum computer, ...

Chicago has quickly emerged as a hub for quantum computing, with the state of Illinois and technology companies pouring millions of dollars into developing a campus to build the world’s first ...