Scientists Achieve Quantum Entanglement Across Record Distance

Physicists have demonstrated quantum entanglement between particles separated by over 1,200 kilometers—a new world record. ## The Experiment Using satellite-based quantum communication, researchers created entangled photon pairs and sent them to receiving stations in different countries. ## Significance Quantum entanglement enables unhackable communication and is essential for future quantum networks and computing. ## Technical Achievement Maintaining entanglement over such distances required innovations in photon generation, transmission, and detection that push the boundaries of physics. ## Practical Applications This milestone brings global quantum internet closer to reality, which could revolutionize secure communications worldwide.