Alien life
The search for alien life, from astrobiology and the Search for Extraterrestrial Intelligence, to UFOs and UAPs in popular culture.
Three strange signals from space we thought were aliens – and two that still could be...
The mystery data that had scientists briefly scratching their heads – and a couple of other signals that science has yet to explain
I'm a professional planet hunter. Here's why we should be searching for alien life much closer to home
Why some of the best places to find alien life could be within our Solar System.
Sweet! Scientists find raspberry sugar in interstellar space for the first time – and it could tell us how life arose on Earth
The discovery could help scientists solve the mystery of how life on Earth got its start.
null
undefined
Neil deGrasse Tyson wants you to be ready for an alien encounter. Here’s how he’d make first contact
Forget Hollywood: aliens should look as different to us as we do to bananas, says
deGrasse Tyson
Who is Avi Loeb? Trump's lead UFO researcher talks alien life and what would happen if we find we're not alone
Astronomer Avi Loeb gives his thoughts on the prospect of finding signs of intelligent life beyond our Solar System.
How small can an Earth-like planet be and still host alien life? Scientists have used a genius trick to answer that very question
Study pinpoints which rocky worlds could hang on to a life-supporting atmosphere
Scientists have found a new way to look for advanced alien life across the Galaxy
Model could find patterns across multiple planets that reveal life – whatever form it takes
What to do on disclosure day – scientists just updated the rules about how to announce extraterrestrial intelligence to the world
SETI scientists have updated protocols regarding how researchers should announce the existence of alien intelligence to the world
Landmark discovery finds magnetism on distant planets – could be a game-changer in the search for life beyond Earth
Magnetic fields have been directly detected at exoplanets for the first time –discovery made during study of wind speeds on gas giants
"Our spacecraft will be extraterrestrial artefacts." Scientists scanned for alien tech at interstellar comet. Here's what they found
Extraterrestrial intelligence experts scanned comet 3I/ATLAS looking for technosignatures
What would aliens really look like? Here's what the science says. And no, it's not little green men...
We talk to astronomer Professor Jon Willis about what form alien life may take based on evidence we find on Earth
It's likely there's alien life in the Universe. If they ever make contact, here's how I think they'll do it
If aliens were trying to contact us, what would their signal look like?
Frank Drake – the scientist who took the hunt for aliens from the fringes and began a real-life search among the stars
Drake’s work transformed the hunt for alien civilisations from a fringe interest into a legitimate field of scientific inquiry
What is Area 51 and what really goes on there?
Area 51 is most known for it's inclusion in alien conspiracy theories. But what actually is Area 51 and what really goes on there?
Things commonly mistaken for UFOs
Think you've seen a UFO in the sky? Consider the following possibilities...
A US historian looked at the history of UFO sightings. This is what he found.
Why are we so obsessed with UFOs? A history of flying saucers and why they continue to fascinate us
A history of UFO sightings and the origins of the flying saucer craze
Why we can't rule out a visit from alien beings
Will we ever make contact with intelligent civilisations beyond Earth? In this archive column, the late Patrick Moore outlines the arguments.
Why do people believe in aliens and UFOs? We asked a psychologist his views on the paranormal
Roswell UFO incident facts and history
Did a UFO really crash-land in Roswell, New Mexico? What are the facts behind ufology's most famous case?
