Mechanical antennas represent a disruptive approach to low-frequency communication by exploiting the mechanical oscillation of electric charges or magnetic dipoles to generate electromagnetic ...

In today’s hyperconnected world, wireless communication faces a critical challenge known as the “spectrum crunch.” Spectrum crunch results from more devices vying for limited frequencies, creating an ...

The recent spate of unidentified drone sightings in the U.S., including some near sensitive locations such as airports and military installations, has caused significant public concern. Some of this ...

In late 2023, NASA tested a new hybrid laser/radio antenna to downlink data from 20 million miles (32 million kilometers) away at a rate of 15.63 megabits per second – about 40 times faster than radio ...

Measuring RF power at high frequencies is tricky. What if one sensor could cover it all, cut test time, and simplify complex ...

Launching this summer, NASA’s Laser Communications Relay Demonstration (LCRD) will showcase the dynamic powers of laser communications technologies. With NASA’s ever-increasing human and robotic ...

For the first time, a hybrid antenna successfully received both radio and laser signals, in what's a big leap in space communications technology. Reading time 3 minutes NASA outfitted its aging ...

FORT CAVAZOS, Texas – Soldiers with the 11th Corps Signal Brigade, competed in the 2025 QRPX, a low power high frequency (HF) radio communications exercise/competition, from March 20 to 22 at Fort ...

Multipath interference disrupts wireless signals, causing issues like TV ghosting and fading. Now, researchers have developed a passive metasurface that overcomes traditional filtering limits. Using a ...

Iain Boyd receives funding from the U.S. Department of Defense and NASA. The recent spate of unidentified drone sightings in the U.S., including some near sensitive locations such as airports and ...

(The Conversation) – The recent spate of unidentified drone sightings in the U.S., including some near sensitive locations such as airports and military installations, has caused significant public ...