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 ...