Quantum computers, systems that process information leveraging quantum mechanical effects, have the potential of ...

Agentic AI security dominated Infosecurity Europe 2026 as Toronto researchers proved a free open-weight AI worm can ...

The quantum-computer maker boosted the price and number of shares it will issue on the Nasdaq ahead of its public debut on ...

Quantum computing, once only a theoretical possibility, promises to deliver faster, more energy-efficient computers—but only ...

With dozens of companies, from small startups to tech giants, pursuing quantum computing, there’s a steady flow of results as they try to find a path to utility. We typically focus on new technologies ...

The tech giant says it will make ‘topological’ quantum computers that can be scaled up faster than competing technologies.

The race to build the first truly useful quantum computer just got more exciting. A quantum computer made from extremely cold atoms has now passed some of the most important milestones towards ...

Scientists have created a tiny chip that can generate, steer, and read light-based information all in one device, marking a ...

Microsoft’s announcement of a new quantum computing breakthrough with its Majorana 2 chip continues a trend of bold claims followed by scant evidence Microsoft claimed today that it has improved its ...

D-Wave Quantum Inc. underperforms peers on return and volatility metrics and remains more unpredictable than other pure-play quantum companies, but investor pessimism is exaggerated. Recent revenue ...

Quantinuum Inc., a startup that makes quantum chips based on a so-called trapped ion qubit architecture, today filed to go ...

Detailed price information for Horizon Quantum Holdings Ltd Cl A (HQ-Q) from The Globe and Mail including charting and trades.