Jupiter’s moon Europa produces less oxygen than we thought – it may affect our chances of finding life there

Only about 12kg of oxygen is produced per second on Europa, which is on the lower side of previous estimates from about 5kg to 1,100 kg per second.

Andrew Coates, Professor of Physics, Deputy Director (Solar System) at the Mullard Space Science Laboratory, UCL • conversation
March 4, 2024 • ~6 min

Carl Sagan detected life on Earth 30 years ago – here's how his experiment is helping us search for alien species today

Control experiments are critical in informing the search for alien life.

Gareth Dorrian, Post Doctoral Research Fellow in Space Science, University of Birmingham • conversation
Oct. 20, 2023 • ~8 min

An element essential to life discovered on one of Saturn's moons, raising hopes of finding alien microbes

Five out of the six essential elements required for life on Earth were known to exist on Enceladus. Now the sixth and final one has been found too.

David Rothery, Professor of Planetary Geosciences, The Open University • conversation
June 14, 2023 • ~8 min

Mushrooms on Mars? Five unproven claims that alien life exists

No conclusive evidence that extraterrestrial life exists has been found...yet.

Gareth Dorrian, Post Doctoral Research Fellow in Space Science, University of Birmingham • conversation
May 21, 2021 • ~8 min

Seti: how microbes could communicate with alien species

A new study argues we should search for microbial life rather than human-like aliens.

Nalin Chandra Wickramasinghe, Honorary Professor, University of Buckingham • conversation
May 12, 2021 • ~8 min

Seti: microbes may already be communicating with alien species – new research

A new study argues we should search for microbial life rather than human-like aliens.

Nalin Chandra Wickramasinghe, Honorary Professor, University of Buckingham • conversation
May 12, 2021 • ~8 min

Mars missions from China and UAE are set to go into orbit – here's what they could discover

If China succeeds, it will be the first country ever to visit and land on Mars on its first try.

Daniel Brown, Lecturer in Astronomy, Nottingham Trent University • conversation
Feb. 5, 2021 • ~7 min

Venus: could it really harbour life? New study springs a surprise

Scientists don't claim to have evidence of life on Venus but they have ruled out pretty much everything else.

Monica Grady, Professor of Planetary and Space Sciences, The Open University • conversation
Sept. 14, 2020 • ~7 min

NASA's big move to search for life on Mars – and to bring rocks home

This summer, NASA's Mars Perseverance rover is taking the next giant leap in our search for signs of life beyond Earth.

Melissa Rice, Associate Professor of Planetary Science, Western Washington University • conversation
July 29, 2020 • ~7 min

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