An enhanced technique to detect photon entanglement in different parts of an optical system has been developed by scientists from the California Institute of Technology (Caltech). In their research the group demonstrates how, for the first time, quantum uncertainty relations ...

After completing a rigorous, detailed worldwide survey of candidate astronomical sites for the Thirty-Meter Telescope, the TMT Observatory Corporation board of directors is now considering two optional sites, one in each hemisphere. The first site is Cerro Armazones, which lies ...