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

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.

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

A study by alien searchers at the SETI Institute (Search for Extraterrestrial Intelligence) could explain why humanity has ...

For more than six decades, astronomers have listened for possible signals from extraterrestrial civilisations, with no confirmed detection to date. A new statistical study considers a narrower and ...

SETI has spent decades listening for a sharp, well-defined radio signal that could indicate it was sent by distant intelligent life. Now researchers believe that space weather could distort and blur s ...

If advanced aliens lived on a planet within a few hundred to a thousand light years away from Earth, then vast numbers of their signals must already have crossed Earth without being noticed, a new ...

2023年、火星から地球に向けて暗号化された「エイリアン・メッセージ」が送信された。それから1年半、アマチュア科学者である父と娘が、ついにその解読に成功したそうだ。 じつはこれ「A Sign in Space」と呼ばれるSETI研究所の実験的なプロジェクトとして ...