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

KETS Quantum Security has completed development of a security-hardened and scalable quantum key distribution (QKD) prototype. The unique system is designed to p ...

Didn’t need to freeze the quantum cats A team of German boffins has emerged from their smoke-filled labs having sent the ...

In the cool October air of 2024, two snapshots—a portion of the Great Wall of China and a sun-drenched courtyard at South ...