The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

There is a mysterious phenomenon in which strong radio signals arrive periodically from space, yet their source remains ...

No alien signals have been detected from an interstellar, cigar-shaped space rock discovered travelling through our Solar System in October, researchers listening for evidence of extraterrestrial ...

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, ...

Scientists now believe alien signals may have already reached Earth, and the reason we keep missing them has nothing to do ...

E arth is not radio quiet. Recent analysis suggests that if an alien civilization had radio observatories like the ones that ...

A new SETI study suggests we may be overlooking alien signals not because they aren't there, but because their own stars are scrambling them before they escape into space. Turbulent plasma and ...

Grain-sized remnants of alien technology may get caught in solar wind and land on plants and moons close to us ...

Scientists say bad space weather may be one reason alien tech signals have not reached our telescopes in a usable form, after ...

SETI researchers found no alien signals on interstellar object 3I/ATLAS, but the study refines future searches and expands ...