A team of astronomers has found that Venus has never been habitable, despite decades of speculation that our closest planetary neighbor was once much more like Earth than it is today.
Astrobiology
Dec 2, 2024
2
137
Panspermia is the hypothesis that life can survive the transfer between planetary bodies as a secondary path for life to get started on planets throughout a solar system. The discovery of extraterrestrial life on asteroids ...
The mystery of why life uses molecules with specific orientations has deepened with a discovery that RNA—a key molecule thought to have potentially held the instructions for life before DNA emerged—can favor making the ...
Astrobiology
Nov 21, 2024
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167
The chances of intelligent life emerging in our universe—and in any hypothetical ones beyond it—can be estimated by a new theoretical model which has echoes of the famous Drake Equation.
Astronomy
Nov 12, 2024
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302
Researchers have found that water on Comet 67P/Churyumov–Gerasimenko has a similar molecular signature to the water in Earth's oceans. Contradicting some recent results, this finding reopens the case that Jupiter-family ...
Astrobiology
9 hours ago
0
102
An international team of scientists has published a study highlighting the potential role of iron sulfides in the formation of life in early Earth's terrestrial hot springs. According to the researchers, the sulfides may ...
Astrobiology
Nov 28, 2024
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39
New Curtin University-led research has uncovered what may be the oldest direct evidence of ancient hot water activity on Mars, revealing the planet may have been habitable at some point in its past.
Astrobiology
Nov 22, 2024
5
139
NASA's Curiosity rover is preparing for the next leg of its journey, a months-long trek to a formation called the boxwork, a set of weblike patterns on Mars's surface that stretches for miles. It will soon leave behind Gediz ...
Astrobiology
Nov 18, 2024
0
38
As energy from the sun reaches Earth, some solar radiation is absorbed by the atmosphere, leading to chemical reactions like the formation of ozone and the breakup of gas molecules. A new approach for modeling these reactions, ...
Astrobiology
Nov 18, 2024
0
44
Through the intricate study of lava tubes—caves formed following volcanic eruptions when lava cools down—an international team of researchers has uncovered clues about Earth's ancient environments that could be significant ...
Astrobiology
Nov 18, 2024
0
38
