It feels like every week now we're writing a new article about how 3I/ATLAS is not an alien technology. But it's worth ...

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 ...

A distant pulsar’s radio signal flickers as it passes through space, much like stars twinkle in Earth’s atmosphere. By ...

Satellites in low Earth orbit currently disrupt radioastronomical observations hundreds of times a day. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

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 ...

The search for extraterrestrial intelligence (SETI) has yet to detect alien technosignatures like radio waves, but the cosmos is vast, and there are plenty of places left to look. New research ...

A comet from another star system is sweeping through our cosmic backyard and, for the first time, astronomers have picked up ...

For certain situations, older hardware is preferred or even needed to accomplish a task. This is common in industrial applications where old machinery might not be supported by modern hardware or ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

MOUNTAIN VIEW, Calif. -- An unexplained blip picked up by a Russian telescope last year has the science world buzzing, as some think it could be a signal from a distant civilization sent nearly a ...

The Earth is constantly receiving space signals that contain vital information about extremely energetic phenomena. Among the most peculiar are brief pulses of extremely high-energy radio waves, known ...