A small team of biologists, environmental scientists and chemists at Queen Mary University of London, U.K., has found via modeling, that it might be possible for different types of plants to grow on Earth-like rocky planets. ...
Barnard's Star is a small red dwarf just six light-years from Earth. Despite its proximity, it was only noticed in 1916 when E. E. Barnard found it had a particularly high proper motion. It had appeared in photographic plates ...
Astronomy
Oct 2, 2023
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36
Magnetotactic bacteria can form magnetofossils like magnetic nanocrystals as observed in the Martian meteorite ALH84001, which held a special place in the field of astrobiology primarily in the early 90s. While the flourishing ...
In 1960, while preparing for the first meeting on the Search for Extraterrestrial Intelligence (SETI), legendary astronomer and SETI pioneer Dr. Frank Drake unveiled his probabilistic equation for estimating the number of ...
Astrobiology
Sep 29, 2023
7
67
Astronomers are working hard to understand biosignatures and how they indicate life's presence on an exoplanet. But each planet we encounter is a unique puzzle. When it comes to planetary atmospheres, carbon is a big piece ...
Astrobiology
Sep 29, 2023
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32
To safeguard Earth's biosphere, scientists have turned toward Artificial Intelligence (AI) with the hope that it may help to protect biodiversity. Yet this hope has been challenged by AI's appetite for water and energy rooted ...
Gigatons of greenhouse gas are trapped under the seafloor, and that's a good thing. Around the coasts of the continents, where slopes sink down into the sea, tiny cages of ice trap methane gas, preventing it from escaping ...
Astrobiology
Sep 26, 2023
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50
In 1960, Freeman Dyson proposed how advanced civilizations could create megastructures that enclosed their system, allowing them to harness all of their star's energy and multiplying the habitable space they could occupy. ...
Astrobiology
Sep 26, 2023
4
39
Scientists have discovered a simple and reliable test for signs of past or present life on other planets—"the holy grail of astrobiology."
Astrobiology
Sep 25, 2023
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2695
Fungi in space have been a plot point in Star Trek: Discovery, but they are also a very real problem for astronauts and space stations. United Nations co-sponsored testing by a team from Macau in China subjected fungi to ...
Space Exploration
Sep 25, 2023
0
1
