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

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

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 ...

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

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

In July 2025, astronomers spotted something remarkable passing through our Solar System, an object that had not come from ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

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 ...

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

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...