image: illustration of the quantum entanglement achieved between the two clouds of atoms starting from a single bose-einstein condensate. view more credit: iagoba apellaniz. upv/ehuthe prestigious journal science has echoed a novel experiment in the field of quantum physics in which several members of the quantum information theory and quantum metrology research group of the department of theoretical physics and history of science at the upv/ehu's faculty of science and technology participated, led by géza tóth, ikerbasque research professor, and carried out at the university of hannover. in the experiment, they achieved quantum entanglement between two ultra-cold atomic clouds, known as bose-einstein condensates, in which the two ensembles of atoms were spatially separated from each other.quantum entanglement was discovered by schrödinger and later studied by einstein and other scientists in the last century. it is a quantum phenomenon that has no counterparts in classical physics. the groups of entangled particles lose their individuality and behave as a single entity. any change in one of the particles leads to an immediate response in the other, even if they are spatially separated. `quantum entanglement is essential in applications such as quantum computing, since it enables certain tasks to be performed much faster than in classical computing,` explained the leader of the quantum information theory and quantum metrology group géza toth. unlike the way in wh...