No matter how good a quantum computing company's tech is, its stock may not pay off.

On my shopping list are Alphabet ( GOOG 0.80%) ( GOOGL 0.80%), Microsoft ( MSFT +0.77%), and Nvidia ( NVDA 0.29%), as all of ...

The third unpleasant truth that investors of IonQ, Rigetti Computing, D-Wave Quantum, and Quantum Computing Inc. will have to ...

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

Quantum computers are designed to solve complex problems outside the scope of classic computing. Classic computers use ...

Quantum computing is the next big thing in tech, but you don't need to invest in any risky start-ups to profit from it.

The Dublin-based startup, which began life as a spinout from University College Dublin, is the creator of Ireland’s ...

Dublin-based quantum start-up Equal1 has raised $60m in a funding round led by Ireland Strategic Investment Fund.

Scientists are learning to engineer light in rich, multidimensional ways that dramatically increase how much information a single photon can carry. This leap could make quantum communication more ...

Microsoft released new open‑source quantum development tools that deepen VS Code and Copilot integration while targeting real ...

Researchers at Kumamoto University, in collaboration with colleagues in South Korea and Taiwan, have discovered that a unique cobalt-based molecule with metal–metal bonds can function as a spin ...

A nanostructure made of silver and an atomically thin semiconductor layer can be turned into an ultrafast switching mirror ...