Scientists built a quantum gate linking four-state photons, showing complex quantum tasks can be done with fewer steps using qudits.

By replacing single atoms with an entangled pair of ions, physicists in Germany have demonstrated unprecedented stability in ...

The fragility and laws of quantum physics generally make the characterization of quantum systems time‑consuming. Furthermore, ...

Researchers in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) and the Faculty of Arts and ...

Light does not “think” in any human sense. Still, under the right conditions, it can behave in a way that looks uncannily ...

Infleqtion went public on NYSE as INFQ after merging with Churchill X, raising more than $550 million to expand neutral-atom ...

Quantum dots (QDs) are semiconductor nanocrystals that exhibit unique optical characteristics due to quantum confinement effects, which result in discrete electronic states and size-tunable emission ...

Microsoft Corp. MSFT has condensed its commercial quantum timeline and now expects to integrate quantum computing technology ...

While the basic form of QKD enables information to be transmitted securely, it does have some weak points. One of them is ...