Stellar activity and plasma turbulence could distort narrow radio signals before they leave their home planetary systems, potentially explaining part of the long silence in the search for ...

Add Yahoo as a preferred source to see more of our stories on Google. The James Webb Space Telescope imaged galaxy NGC 4141, where astronomers traced the precise origin of a recent fast radio burst ...

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

We may be missing alien radio signals because they have become smeared beyond the narrowband detectors that SETI utilizes, a new study suggests.

Add Yahoo as a preferred source to see more of our stories on Google. Scientists from the University of California at Berkeley are using the 500-meter Aperture Spherical Telescope in China to check ...

The Fermi Paradox, first devised by physicist Enrico Fermi in the 1950s, asks why we haven’t detected alien civilization yet, despite the vast universe teeming with countless potentially habitable ...

It’s not just interstellar comet 3I/ATLAS that’s been catching the attention of scientists. Comet 12P/Pons-Brooks, which was first discovered in 1812 and visits the Earth roughly every 71 years, has ...

December 10, 2025, Mountain View, CA -- For 10 months, a SETI Institute–led team watched pulsar PSR J0332+5434 (also called B0329+54) to study how its radio signal "twinkles" as it passes through gas ...

SpaceX's secretive "Starshield" government-operated intelligence satellites are deliberately emitting radio signals the "wrong way around," and outside of the frequency ranges designated by ...

Ever since astronomers first detected interstellar comet 3I/ATLAS in July, speculation about its true nature has run wild. Some experts speculate it isn’t a comet at all but rather an extraterrestrial ...

ST. PAUL, Minn., Jan. 30 (UPI) --One of the longest-running searches for extraterrestrial life is coming to end this year as U.S. scientists wrap up a popular program that enlisted millions of home ...