Quasi-isotropic antennas are designed to deliver uniform radiation in almost all directions, thereby ensuring optimal signal coverage in complex communication environments. These antennas are ...

Antennas installed at 18 U.S. high schools detected bursts of radio activity that can precede solar disturbances capable of ...

Mutual coupling in antenna arrays has been a deterrent issue for design accuracy and predictions. Several techniques for calculation, reduction, and compensation of mutual coupling were proposed in ...

We all know that space has no air, and without air or water, sound waves cannot travel. So, how do astronauts communicate ...

These are rare occurrences—scientists estimate that the giant black hole at the center of our Milky Way galaxy gobbles a star ...

This letter presents a new low-profile, reconfigurable pattern antenna. The antenna features a printed circular segmented loop fed by two separate feed points coupled to a parasitic composite ...

The rollout of 5G technology has promised faster internet speeds and more reliable connections, but it has also raised ...

In the vast, dark expanse of the universe, there lies a mystery about the first stars—massive, luminous celestial bodies that ...

Learn how laser tech, 3D printing & bio-materials are reshaping off-Earth construction for lunar & Martian habitats.

Surveillance system of the downed “Geranium 2” drone. (Source: HUR) A 4-element CRPA (controlled radiation pattern antenna) ...