Rigetti and IonQ are racing to dominate quantum computing. One bets on precision and partnerships, the other on scale and market reach. Which has the edge? Let's dive in.

European scientists have sent quantum-encrypted messages a record 254km using a traditional fibre optic cable network.

Two key areas where quantum technologies promise significant breakthroughs are portfolio optimization and market sentiment ...

Quantum messages sent across a 254-km telecom network in Germany represent the first known report of coherent quantum ...

The system, developed by Toshiba Europe, spanned 254 kilometers (158 miles) between the German cities of Frankfurt and Kehl, ...

Abstract: Coherent One-Way (COW) is a simple and widely utilized quantum key distribution (QKD) protocol, favored in both experimental and commercial applications. In this paper, we compare the ...