Could life survive on frigid exo-Earths? Maybe under ice sheets
Our understanding of habitability relies entirely on the availability of liquid water. All life on Earth needs it, and there's every indication that life elsewhere needs it, too.
Our understanding of habitability relies entirely on the availability of liquid water. All life on Earth needs it, and there's every indication that life elsewhere needs it, too.
Astrobiology
Dec 15, 2022
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Earth is about 29% land and 71% oceans. How significant is that mix for habitability? What does it tell us about exoplanet habitability?
Astrobiology
Nov 25, 2022
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Research from the University of Liverpool has revealed that our Paleolithic ancestors enjoyed vegetarian meals and cooked up sophisticated, flavorsome recipes including flatbread-like items.
Paleontology & Fossils
Nov 23, 2022
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We recently examined how and why Saturn's icy moon, Enceladus, could answer the longstanding question: Are we alone? With its interior ocean and geysers of water ice that shoot out tens of kilometers into space that allegedly ...
Astrobiology
Nov 14, 2022
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When we think about finding life beyond Earth, especially on exoplanets, we immediately want to search for the next Earth, or Earth 2.0. We want an exoplanet that orbits a star firmly in its habitable zone (HZ) with vast ...
Astrobiology
Nov 8, 2022
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In 2011, the Catholic bishops of England and Wales called on congregations to return to foregoing meat on Fridays. Only around a quarter of Catholics changed their dietary habits—yet this has still saved over 55,000 tons ...
Environment
Oct 31, 2022
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In a recent study accepted to The Astrophysical Journal Letters, a team of researchers at the University of Nevada, Las Vegas (UNLV) investigated the potential for life on exoplanets orbiting M-dwarf stars, also known as ...
Astrobiology
Oct 31, 2022
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Folake Oyewole's doctoral thesis project was inspired, in part, by the potential health benefits of a refreshing drink: Zobo, a hibiscus-based beverage that is popular in Oyewole's home country of Nigeria.
Biochemistry
Oct 20, 2022
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In 1868, the naturalist Charles Darwin wrote that differences in plumage coloration between male and female birds of the same species were likely the result of sexual selection: Female birds—he used the peahen and peacock ...
Evolution
Oct 11, 2022
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Recent exoplanet exploration has focused on the discovery of temperate rocky planets like the Earth, which are often called habitable planets. Most of the recent missions are targeting stars cooler than the sun. Such stars ...
Planetary Sciences
Sep 30, 2022
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