Some ancient marine organisms produced mysterious magnetic particles of unusually large size, which can now be found as fossils in marine sediments.
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Alien Wind Power – Grok via Astrobiology.com We suggest that the large-scale deployment of wind turbines on an M-dwarf planet could produce observable technosignatures. Motivated by observations of hypersonic wind
This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. A clever mathematical tool known as virtual particles unlocks the
Training on Earth for The Moon, Mars, And Beyond – Astrobiology.com – after ESA ESA astronauts Alexander Gerst, Matthias Maurer, Samantha Cristoforetti and Thomas Pesquet completed a helicopter training course
A new study has revealed how phosphorus, a nutrient essential for photosynthesis, surged into ancient oceans and started Earth’s first major rise in atmospheric oxygen more than 2 billion years
Astrophysicists from Keele University, alongside an international research team supported by NASA, detected large complex organic molecules in ices outside the Milky Way for the first time—offering a glimpse into
Generic structure of the taxonomy of potential biosignatures (PB). The taxonomy consists of three generic categories (chemistry, structure, activity) thought to represent universal attributes of life. Each category comprises two
By treating optical telescopes as an array of smaller telescopes, astronomers could observe exoplanets more clearly.
0.5 M (NH4)2SO4. Light yellow numbered items and arrows refer to the following biological components: 1, undulating outer membrane; 2, periplasmic space; 3, inner membrane; 4, nucleoid; 5, cytoplasm; 6,
“To bridge dilution between environments, we specify mobile “holding pens” (green-rust/iron flocs, silica mats, pumice rafts, and sea-surface microlayer/foam) that concentrate, shuttle, and release prebiotic cargo into shoreline pools.” —
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