Radar detectors are designed to pinpoint the presence of radar and laser sensors that police and law enforcement use to calculate your driving speed—hopefully in time to help you avoid getting a ...

For the first time, a team of US researchers has used sensors containing highly excited Rydberg atoms to detect signals from an ordinary handheld radio. Through a careful approach to demodulating the ...

Low probability of intercept (LPI) signals work by spreading a transmission across a much wider bandwidth than the data ...

Scientists developed a radio-frequency method to detect tampered smartphones remotely, enabling over-the-air hardware security checks.

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...

There was a time when only the richest ham radio operators could have a radio with a panadapter. Back in the day, this was basically a spectrum analyzer that monitored a broad slice of the ...