A new quantum communication method uses the temporal Talbot effect to simplify high-dimensional quantum key distribution.

Quantum secure communication uses quantum mechanisms to secure classical (non-quantum) communication and is fundamental to national information security and socioeconomic development. One of the ...

A quantum internet is only as useful as its reach, and in a first, researchers created more than a million qubit pairs across 100 kilometers of fiber.

Andrew Jenkins has worked as an information analyst for an intelligence agency in Washington, D.C., for over 14 years. He is the author of the 2022 book, The Devil Made Crypto. Follow him on LinkedIn.

Physicists demonstrate indefinite causal order in quantum mechanics, challenging traditional cause-and-effect notions through groundbreaking experimental results.

In the race to secure digital infrastructure against the looming threat of quantum computing, space has emerged as an indispensable theater. Satellites, once primarily vehicles for reconnaissance and ...