A signal detected by a Chinese telescope and originally reported as possible evidence of extraterrestrial intelligence is almost certainly due to human factors, one of the researchers on the project ...

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 ...

Satellites depend on radio frequency spectrum to communicate with each other and with ground stations on Earth, but spectrum is a finite resource that’s prone to interference — an issue that’s only ...

Automotive radar systems have become a cornerstone of advanced driver-assistance and autonomous driving technologies, offering robust object detection and velocity estimation under diverse ...

The distinction between analog and digital signals is very simple, but it can still be a challenge to wrap one's mind around the concepts that define the two systems. Just when you think you've got it ...

Mysterious interference stopping visitors and patients at Bunbury Hospital from locking their cars is raising concerns about safety and security. Testing has identified radio interference from cranes ...