SETI
We could find aliens by detecting solar panels on their planet, but there's a catch...
Will we ever find life beyond Earth?
Astronomer Royal Lord Martin Rees on the search for extra terrestrial intelligence in the Universe and what alien life might look like, should we find it.
How far away would aliens have to be to detect life on Earth?
Have astronomers finally found the true cause of the Wow! signal?
What do you think about the prospect of finding alien life? UK academics launch global survey on extraterrestrial intelligence
When Carl met Patrick. Sagan and Moore discussed the search for alien life 50 years ago, with remarkable foresight
The legendary meeting of Carl Sagan and Patrick Moore.
Is there anyone out there? Will new technology help us finally make contact with extra-terrestrials?
Interview: Astronomer Avi Loeb talks alien technology and extra-terrestrial intelligence
Astronomer Avi Loeb gives his thoughts on the prospect of finding signs of intelligent life beyond our Solar System.
How to see star 55 Cancri
On 6 July 2003, a message named ‘Cosmic Call 2’ was sent to the 55 Cancri system. Find out how to see the star in our guide below.
If there's life on Mars, it could be common across the Universe
Back in 2006, the late Patrick Moore pondered what it would mean if we did find life on the Red Planet.
Why I'm convinced there is alien life in the Universe
When you consider the stats, the prospect of life existing beyond Earth is an inevitability.
A formula for alien life? Understanding the Drake Equation
In 1961 American scientist Frank Drake came up with a formula for predicting how many alien civilisations could be in our Galaxy.
Could extra-terrestrials communicate using gravitational lensing?
Gravitational lensing could help boost extraterrestrial signals between the stars, helping E.T. phone home.
The Wow! signal: a message from an extra-terrestrial civilisation?
15 August 2022 marks the 45th anniversary of the Wow! signal. But are we any closer to discovering what it really was?
Where are all the aliens? The Fermi Paradox and search for extra-terrestrial intelligence
In an extract from his new book Extraterrestrials, Wade Roush explores the Fermi Paradox and what it means for the search for life beyond Earth.
Radio Astronomy Podcast | 3D planetarium shows and extra-terrestrial life
In a special bonus episode of Radio Astronomy, we're joined by the team behind the planetarium at Bristol's We The Curious science centre.
SETI project listens in on fast radio bursts
Are fast radio bursts caused by neutron stars – or aliens? New observations of FRB 121102 hope to reveal the origins of these energetic eruptions.
Breakthrough Listen: one year on
Humanity has pondered for centuries whether intelligent life exists beyond Earth. One project currently searching the stars is Breakthrough Listen, which achieved first light a year ago this month. Anton Agejev finds out how the project is progressing.