Some believe the Betz mystery sphere, a steel ball that a Florida family found on their property in 1974, is a piece of alien technology. Here’s the truth.

A new study published in The Astrophysical Journal argues that “space weather” could be distorting incoming transmissions from extraterrestrials. The paper, penned by researchers at the SETI (Search ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant life might be present there. And then we can search for changes in a planet’s ...

Our search for extraterrestrial life has turned up empty, perhaps because technologically advanced civilizations are doomed ...

A computer expert pulled off the 'biggest military computer hack of all time,' breaching NASA's system to find what he said ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

While aliens in science fiction hop between planets on vast spaceships, scientists say real-life extraterrestrials might take ...

American air force accused of sharing fake news around extraterrestrial activity to divert attention from its ‘nefarious ...

Answers to some of those questions could finally become public after President Trump's call last week for the release of ...

Since the first Search for Extraterrestrial Intelligence (SETI) experiment in 1960, scientists have been scanning the Milky Way for signs of advanced alien civilizations. They have looked for unusual ...

For more than six decades, astronomers have listened for possible signals from extraterrestrial civilisations, with no confirmed detection to date. A .