Like most waves in the electromagnetic spectrum, radio waves tend to bounce off of various objects. This can be frustrating to anyone trying to use something like a GMRS or LoRa radio in a dense city, ...

COLOGNE, Germany — The German Air Force has begun testing so-called passive radar as a complementary surveillance technique for ground-based air defense formations, aimed at helping covert operations ...

Add Yahoo as a preferred source to see more of our stories on Google. GRAZ, Austria — German sensor specialist Hensoldt has released a standalone package of its Twinvis passive radar, a technology ...

Emerging reports say Iran may have used passive infrared detection system to down the US F-15E Strike Eagle. Here's how it ...

Introduction to the Incident The recent downing of a US F-15E fighter jet over Iranian territory has sparked a significant ...

This shift is significant because the F-22 was originally designed around one core principle: maximum stealth and air ...

The basic principle of radar systems is simple enough: send a radio signal out, and measure the time it takes for a reflection to return. Given the abundant sources of RF signals – television ...

R2 Wireless today announced a growing ecosystem of technology partnerships integrating its ODIN passive RF sensing platform across a wide range of autonomous systems, sensors and defense technologies.

Sean Peters is leading a major multi-institutional initiative to develop power efficient passive radar systems that could peek under the surface of Mars. Peters has earned a $2.45 million, three-year ...

Recent battlefield evidence points to layered systems, passive detection, mobility, and hybrid technologies sustaining Iran’s ...