For four decades, many SETI experiments have focused on finding sharp spikes in frequency but the new study says signals may not stay narrow as they travel away from their home system.

Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

Solar storms around distant stars may be erasing alien radio signals before we ever hear them In A Nutshell Stellar winds and ...

Associate Professor of Physics Jonathan Pober has spent the past 20 years detecting faint astronomical signals in radio waves that can provide information about the early universe. This task can be ...

A team of UC Berkeley scientists has painstakingly analyzed billions of radio signals received over fifteen years and have zeroed in on 100 that are most likely to be sent by extraterrestrial ...

Scientists reveal one key way we might have missed signals from aliens - ‘Smearing’ of signals could mean that there are messages we are missing, researchers say ...

What does it take to detect a radio signal sent by extraterrestrial life to Earth? Two decades of work involving radio telescopes stationed on opposite sides of the world, a supercomputer in Germany, ...