A small mathematical revision to quantum mechanics could effectively limit the purported infinite capacities of quantum computers—if validated, that is.

Quantum catalysts are specialized resources that enable quantum state transformations previously thought impossible, holding ...

An American physicist and Canadian computer scientist received the A.M. Turing Award on Wednesday for their groundbreaking ...

Quantum computers could solve certain problems that would take traditional classical computers an impractically long time to solve. At the Japan Advanced Institute of Science and Technology (JAIST), ...

Scientists have established a relationship between the complexity of a problem, and the physical processes of entanglement required to solve it. “Some mathematical problems are easy. Some mathematical ...

Charles H. Bennett helped pioneer the foundations of quantum information science alongside co-laureate Gilles Brassard of ...

Quantum computing is widely believed to be a revolutionary new technology. In fact, it is a double-edged sword. If efficient quantum computers can be manufactured in near future, many of the current ...

Nation-states and malicious actors are collecting encrypted data so they can read it with future quantum computers. These ...

Charles Bennett and Gilles Brassard were recognized for their foundational work in quantum information science.

Detailed price information for Superq Quantum Computing Inc (QBTQ-CN) from The Globe and Mail including charting and trades.