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

Chinese scientists' claims that their "Sky Eye" telescope could have picked up signals from intelligent aliens have been met ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth could thus be overlooking prime evidence of alien intelligence.

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

On today’s episode of The Infographics Show, scientists spot something on exoplanet K2-18b that shouldn’t exist without life.

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

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

Get the latest federal technology news delivered to your inbox. You might think this column is about UFOs and the Pentagon's ...

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

Scientists explore the Fermi paradox, suggesting that alien civilisations may self-destruct before becoming detectable, ...

That sharp, briny smell is not the salt, it is a gas made by life, breathed out by tiny ocean creatures too small to see. For ...

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