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 ...

The performance of quantum computers could cap out after around 1,000 qubits, according to a new analysis published in the ...

Researchers have revisited a long-known material and uncovered a way to dramatically enhance its performance by altering its ...

Traditional encryption methods have long been vulnerable to quantum computers, but two new analyses suggest a capable enough ...

Google researchers warned that future quantum computers may be able to break some of the cryptography protecting Bitcoin and ...

A University of Sydney quantum physicist has developed a new approach to quantum error correction that could significantly ...

The research shows quantum computers may break bitcoin and ether wallet encryption with far fewer qubits than previously ...

Quantum computers of the future may be closer to reality thanks to new research from Caltech and Oratomic, a Caltech-linked start-up company. Theorists and experimentalists teamed up to develop a new ...

Quantum computing lags behind AI growth creating urgent gap in computation energy scalability and future technological progress ...

A Sydney researcher’s “blueprint” for quantum computing error correction developed while on an industry placement at IBM has been adopted by the global tech giant.

What once took up the entire space of IBM’s early computer lab now fits on a chip. The question is how and when will the ...