Astronomers Detected a Mysterious Radio Burst. It Turned Out to Be From a Dead NASA Satellite The signal detected last year came from Relay 2, a communications satellite that has been defunct ...

The company has rolled out an integration with Ray-Ban Meta smart glasses, becoming the first to give users hands-free access to radio and podcasts by simply speaking to their eyewear.

Reconfigurable intelligent surfaces (RISs) are an emerging transmission technology for application to wireless communications. RISs can be realized in different ways, which include (i) large arrays of ...