Quantum hardware has finally crossed a psychological threshold: it is no longer a science project in search of a purpose, it is a working tool that large companies and governments are starting to use.

Work has begun on the state’s new multibillion-dollar quantum computing campus on Chicago’s South Side. The lakefront site for the Illinois Quantum and Microelectronics Park was for decades U.S. Steel ...

I see three investment lanes for quantum computing: pure plays like IonQ (IONQ) and Rigetti (RGTI); the "Magnificent Seven" giants with quantum divisions; and infrastructure picks-and-shovels. Which ...

Quantum computing marks a major change in how we process information. It goes beyond the binary limits of classical "bits," which exist only as 0 or 1. Instead, it uses "qubits" that can exist in ...

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 ...

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 Nvidia logo outside the company's offices in Shanghai, China, on Monday, Sept. 22, 2025. In the last two weeks, NVIDIA, the enabler and chief beneficiary of the AI craze, has bought into quantum ...