Scientists say the phenomenon could “hint at” new particles or interactions between known particles that haven’t been ...

Radio telescopes saw a strange burst of unknown energy in June 2024. Now we know it was from Relay 2, an early ...

A planar reflectarray antenna based on liquid crystal materials is presented in this paper. First, a new type of loop dipole miniaturized liquid crystal antenna reflection unit is constructed. The ...

A new frequency reconfigurable Ultra WideBand [UWB] microstrip antenna is designed for cognitive radio applications. The proposed system has sensing and communication antennas in the same system.

A NASA satellite that’s been orbiting as space junk since 1967, Relay 2, emitted an unexpected, powerful radio burst that ...