SpaceStarlink satellites are leaking radio signals that may ruin astronomy Our ability to study faint radio signals from when the first stars began to form is being threatened by SpaceX's Starlink satellites, which seem to be unintentionally leaking radio signals that overpower astronomers' telescopes ¿ìè¶ÌÊÓÆµ
HealthRetinal implant restores sight for blind mice Metallic nanoparticles injected into the retina partly restored vision in blind mice and could work as a treatment for conditions that damage light-sensitive cells in the eye ¿ìè¶ÌÊÓÆµ