Aliens could already be broadcasting clear signals across the cosmos while humans remain 'utterly blind' to them, according to astronomer Prof. Jon Willis, who argues that our current search ...

The Genesis project would be of no benefit to humans. We probably would not survive to see life evolve iStock Scientists say bad space weather may be one reason alien tech signals have not reached our ...

Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of biology because they are often produced by living microbes. However, ...

"Natural astrophysical processes rarely generate extremely narrow spectral features while engineered transmitters often do," writes a team of astronomers including first author Zi ...

Alien hunters update guidance on sharing news of possible intelligent life. Scientists searching for intelligent life beyond Earth have updated their guidance on how the world should be told if a ...

Dyson: Vacuum Cleaner or Alien Mega-Structure? When you hear “Dyson,” what pops into your head? A brand of vacuum cleaner? Or ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of an exoplanet in an alien star system. New research suggests that radio emissions from intelligent aliens may be ...

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers are always on the lookout for radio signals from outer space. Here on Earth, we rely on these signals for virtually ...

Seventy-five years ago, a group of Dutch astronomers made a remarkable discovery. Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful ...

The origin of the millisecond-long flashes of radio waves is unknown. Most scientists believe they are generated by powerful astrophysical phenomena such as black holes or superdense neutron stars.

How scientists are searching for signs of alien technology across the Galaxy ...