A surge of funding and federal action is giving the once-futuristic technology a more immediate role in everything from ...

Horizon Quantum aims to fill a void in the quantum computing industry.

The company has drawn governments, a major chipmaker, and the Pentagon into an effort to control fragile photons and build a ...

Key Points Interested in Zapata Quantum? Here are five stocks we like better. Zapata Quantum says the quantum industry is ...

Microsoft’s controversial claim that its Majorana chip program will make possible a scalable quantum computer by 2029 has been thrown into new doubt by a scientific paper that questions whether the ...

Advances in recent years suggest we are entering the Quantum Frontier Era. National security, science, economic competitiveness, and cybersecurity will all feel the impact.

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Parts of the IBM Quantum System Two are displayed at IBM Thomas J. Watson Research Center on ...

RIKEN’s ROQUO supercomputer shows why hybrid quantum computing depends first on classical GPU, networking, cooling, and software infrastructure.

Rigetti Computing has become one of quantum computing's biggest market darlings, but its lofty valuation, shrinking revenue, ...

Andrew Kessel was a breaking news writer for Investopedia until October 2025. He previously covered markets for Proactive Investors, with a focus on small-cap stocks in fintech, healthcare, mining, ...

Peter Gratton, Ph.D., is a New Orleans-based editor and professor with over 20 years of experience in investing, economics, and public policy. Peter began covering markets at Multex (Reuters) and has ...

Quantum computing stocks dropped 35% from their post-signing peak after Trump signed two June 22 executive orders — the same ...