IonQ stock is riding the quantum computing wave. But investors must weigh massive long-term potential against near-term risks ...

D-Wave Quantum is taking an unusual approach to the technology.

Governments and tech companies continue to pour money into quantum technology in the hopes of building a supercomputer that can work at speeds we can't yet fathom to solve big problems. Imagine a ...

Rigetti Computing is a leader in the quantum industry, and it continues to rapidly improve the performance and error rates of ...

Detailed price information for Quantum Computing Inc (QUBT-Q) from The Globe and Mail including charting and trades.

For the past year, I kept bringing the same story to my editor: quantum computers are on the edge of becoming useful for scientific discovery. Of course, that has always been the goal. The idea of ...