Alien Signals May Be Hiding in a Radio Band Scientists Barely Checked

  • تاريخ النشر: منذ 5 ساعات زمن القراءة: دقيقة قراءة

A new archived-data search explored high-frequency space for alien signals and found how much remains unseen.

SETI Has Favoured One Famous Frequency Region

The New Search Went Far Higher

ALMA Had Never Been Used This Way Before

Researchers Reused Observations Already in the Archive

They Searched for Artificially Narrow Signals

Twenty-Eight Known Stars Entered the Search

No Candidate Alien Signal Was Found

Only Extremely Powerful Transmitters Were Detectable

High Frequencies Create New Technical Problems

Hidden Stars Could Greatly Expand Previous Surveys

  • 1 / 10
مقالات ذات صلة
Why Alien Civilizations Might Be Hiding From Us—And Why We Should Too
Are Aliens Real, or Is It All a Grand Illusion? Scientists Weigh In
A Mysterious Cosmic Signal Has Baffled Scientists — and One Clue Could Explain It

The search for extraterrestrial intelligence depends on several assumptions, including where another civilisation might choose to transmit. Looking in the wrong place could make even a powerful signal effectively invisible.

A new investigation has opened a neglected part of that search. It found no aliens, but it revealed how much unexplored territory remains—and how existing observations could help examine it.

مواضيع ذات صلة