Entanglement of Photon Pairs From Two Different Times In the bizarro sub-atomic realm of quantum physics, a particle can occupy two different states at the same time (a state … [Read full article]
Tag: quantum cryptography
A Quantum 'Teleportation' Scheme For Sending Encrypted Messages From Space
The practical possibility of quantum cryptography (QC) — of sending a secure message using “entangled” quantum particles (like photons) — made a big splash back a few years ago, but … [Read full article]