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

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

Astronomers have been scanning the skies for alien radio signals for decades, but so far they’ve heard nary a peep (with one possible exception). But according to a recent study, that could be because ...

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