Radio astronomy has a pollution problem. Satellites thousands of kilometers overhead, designed to broadcast communications or ...

Visible light is just one part of the electromagnetic spectrum that astronomers use to study the Universe. The James Webb Space Telescope was built to see infrared light, other space telescopes ...

SETI's 1977 "Wow!" signal from deep space was even stronger than originally thought, but its source remains a complete ...

With thousands of aircraft operating across the skies daily, harmonized radio spectrum usage is critical, says ITU's Nikolai Vassiliev.

Rogue TV signals have plagued the Murchison Wide-field Array for five years. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The sky is awash ...

Signals from internet-beaming megaconstellations partially blind radio telescopes such as the Square Kilometer Array. When you purchase through links on our site, we may earn an affiliate commission.

Imagine a place utterly silent from the constant buzz of modern civilization. A spot where Earth's radio chatter simply can't reach. The far side of the Moon offers precisely that. For decades, ...

The National Radio Astronomy Observatory doesn't want Ku-band megaconstellations to interference with research from telescopes like the Very Large Array in New Mexico, shown here. Credit: NRAO Updated ...

Radio Frequency Interference (RFI) remains a critical challenge in the effective operation of Synthetic Aperture Radar (SAR) systems, impacting both raw data collection and subsequent image processing ...

Q: My 2-year-old HP running Windows 11 began locking up intermittently. I had it in a shop twice, and it worked perfectly at the shop. At home, it began locking up after working for several hours. The ...

Radio frequency interference (RFI) remains a critical challenge in synthetic aperture radiometry, where precise reconstruction of brightness temperature maps is essential for environmental, ...

Re “AM radio in your car? Don’t let Congress decide.” by Jeff Jacoby (Opinion, May 31): Electric motors and other electronic equipment in electric vehicles can be a major source of radio frequency ...