Scientists from the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have shown that a type of qubit whose architecture is more amenable to mass production can perform comparably to ...

For the past six years, Los Alamos National Laboratory has led the world in trying to understand one of the most frustrating barriers that faces variational quantum computing: the barren plateau.

Quantum computers work by applying quantum operations, such as quantum gates, to delicate quantum states. Ideally, quantum ...

SAN FRANCISCO, Feb 26 (Reuters) - PsiQuantum said on Wednesday it had cracked one of the crucial challenges in quantum computing: a method to manufacture quantum chips at the volumes needed to build ...

PsiQuantum, the Silicon Valley photonic quantum computing startup, is claiming a significant breakthrough with a new high-volume process it says will be capable of manufacturing million-qubit-scale ...

Quantum computing, once the realm of science fiction, could bring massive economic gains. But it also threatens to upend national security, and governments are racing to prepare. Quantum computers ...

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 ...

Resonantly tunable quantum cascade lasers (QCLs) are high-performance laser light sources for a wide range of spectroscopy applications in the mid-infrared (MIR) range. Their high brilliance enables ...

The Nvidia logo outside the company's offices in Shanghai, China, on Monday, Sept. 22, 2025. The Nvidia logo outside the company's offices in Shanghai, China, on Monday, Sept. 22, 2025.Qilai ...

Forbes contributors publish independent expert analyses and insights. Journalist, analyst, author, podcaster. Traditional quantum computing happens in huge buildings with expensive isolation from ...

A gold superconducting quantum computer hangs against a black background. Quantum computers, like the one shown here, could someday allow chemists to solve problems that classical computers can’t.