There are parasites on Earth that control the minds of their hosts.
Articles on extra terrestrials
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An excess of infrared light from seven stars are intriguing astronomers.
Several scientific projects are aiming to investigate UFO sightings.
One way forward would be to abandon the traditional approach of using single-dish telescopes for SETI.
Scientists don’t claim to have evidence of life on Venus but they have ruled out pretty much everything else.
New research expands the pool of habitable worlds to include super-Earths with hydrogen-rich atmospheres.
We asked astronomers: are we alone in the Universe? The answer was surprisingly consistent
The Conversation33.5 MB (download)
'I think that we will discover life outside of Earth in my lifetime. If not that, then in your lifetime,' one astronomer told us.
The Earth may be crawling with undiscovered creatures with a different biochemistry to life as we know it.
Deeply divisive issues like Brexit are seeping into the way people interact with one another, undermining trust and tolerance of others.
NASA’s Europa Clipper mission just got the green light - here’s what it could achieve.
Listen up, conspiracy theorists – it is virtually impossible that there could be alien visitors on Earth.
For the first time, an instrument orbiting Mars and a rover on the surface have detected methane simultaneously – raising hopes for finding life on the red planet.
There’s enough dissolved oxygen in the salty lake below Mars’ surface to support simple lifeforms such as sponges. Here’s what that means for space exploration.
If we find microbes on Mars, it will be difficult to exclude the possibility that we have accidentally brought them there from Earth.
Scientists discover rare molecules on Titan which suggests it’s creating the building blocks of life.
Astronomers in Puerto Rico have picked up signal from a faint star that’s not like anything they’ve seen before.
Musk dismisses one of the main technical challenges of being on the Martian surface: the temperature.
We continue to search for intelligent life elsewhere in the universe. But if we find ET there are those who question whether we should make contact or not.
Mysterious radiation that appears to come from star HD 164595 is more likely to have a terrestrial origin.
A US$100-million plan has been announced to send tiny probes out in space in search of life elsewhere in the universe. But are they looking in the right place?
Top contributors
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Professor (Astrophysics), University of Southern Queensland
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Professor of Planetary and Space Sciences, The Open University
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Professor of Physics, Deputy Director (Solar System) at the Mullard Space Science Laboratory, UCL
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Professor of Extragalactic Astronomy, Head of the Astrophysics Group, University of Bath
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Professor of Theoretical Astrophysics, University of Sheffield
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Associate Professor, Heriot-Watt University
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Addison Wheeler Fellow in Cosmology, Durham University
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Researcher at Research School of Astronomy and Astrophysics and the Research School of Earth Sciences, Australian National University
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Ogden Fellow, Bayfordbury Observatory, University of Hertfordshire
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UCL
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Professor of Planetary Geosciences, The Open University
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Professor of Astrophysics, Macquarie University
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Sir Bernard Lovell chair of Astrophysics, University of Manchester
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Lecturer in Astrobiology and Principal Technical Officer at Bayfordbury Observatory, University of Hertfordshire
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Senior lecturer, Macquarie University