Can quantum computing save us from 500 missiles attacking simultaneously? Perhaps ... and it has a far better shot than classical computers, say these companies.

Quantum computing represents a potential breakthrough technology that could far surpass the technical limitations of modern-day computing systems for some tasks. However, putting together practical, large-scale quantum computers remains challenging,

This "Magnificent Seven" company is establishing itself in the next frontier of technology.

Amazon is boosting its quantum computing bets with Peter DeSantis, its new leader for AI models, custom silicon (semiconductor chips) and quantum computing. DeSantis is a 27-year Amazon veteran who will oversee the three areas as "naturally reinforcing," according to a company note.

Nvidia isn’t building quantum computers, instead it’s using its supercomputing strengths to accelerate quantum computing research and commercialization.

While timelines remain uncertain, early investors are positioning for a future where quantum computing plays a meaningful role alongside classical and AI-driven systems. Here are the top quantum computing stocks to consider for 2026—and what to know before investing in this emerging technology.

Ronit Ghose, Global Head of Future of Finance at Citi, discusses why post-quantum cryptography is key to fighting quantum threats.

Quantum computing risks are already influencing Bitcoin portfolios as institutions reassess security, cryptography vulnerabilities, and the network’s ability to upgrade.

Sylvia Jablonski, CEO, CIO & Co-Founder of Defiance ETFs, recently appeared on CNBC Television and highlighted that the investing public is now witnessing real-world use cases of quantum computing.

Quantum computing is forcing crypto to confront an existential security test. Three networks are already demonstrating preparedness.