China is racing to harden its quantum ambitions on two fronts at once, pairing more powerful quantum processors with new cryptographic tools designed to survive a future of code-breaking machines.

Shares of D-Wave Quantum ( QBTS +13.96%) are moving higher today, up 14.1% as of 3:43 p.m. ET. The jump comes as the S&P 500 and Nasdaq Composite were mostly flat.

In a significant leap toward scalable quantum computing, China’s QuantumCTek Co has claimed to have developed a self-developed superconducting quantum measurement and control system, the ez-Q Engine 2 ...

A team at Shanghai Jiao Tong University has introduced a research platform to explore whether quantum algorithms can ...

CHONGQING, CHINA - MAY 11: In this photo illustration, the logo of Quantum Computing Inc. (QCi) is displayed on a smartphone screen, with the company's latest stock market chart in the background, ...

Quantum computing is entering a pivotal year as breakthroughs move from laboratory experiments to real business impact across ...

As China accelerates its progress in quantum communications—mainly with space-based quantum key distribution (QKD)—IonQ, Inc. IONQ is racing to fortify its global leadership. The first-quarter ...

Rapid advances in the kind of problems that quantum computers can tackle suggest that they are closer than ever to becoming ...

Physicists at Silicon Quantum Computing have developed what they say is the most accurate quantum computing chip ever engineered, after building a new kind of architecture.

Overview:  Quantum technology is progressing rapidly, but mainstream adoption will depend on breakthroughs in stability, ...

Satyen K. Bordoloi as he profiles the companies and nations trying to figure out whether Schrodinger’s cat is alive, or not.