Astrobiology of life on Earth

JE Hallsworth, RL Mancinelli, CA Conley… - Environmental …, 2021 - Wiley Online Library
Astrobiology is mistakenly regarded by some as a field confined to studies of life beyond
Earth. Here, we consider life on Earth through an astrobiological lens. Whereas classical …

Biosignature Molecules Accumulate and Persist in Evaporitic Brines: Implications for Planetary Exploration

C Pozarycki, KM Seaton, E C. Vincent… - Astrobiology, 2024 - liebertpub.com
The abundance of potentially habitable hypersaline environments in our solar system
compels us to understand the impacts of high-salt matrices and brine dynamics on …

The water activity of mars-relevant multicomponent brines: The changing influence of perchlorate on habitability over time

AH Stevens, CS Cockell - The Planetary Science Journal, 2023 - iopscience.iop.org
Low water activity limits the habitability of aqueous environments, and salts present on Mars
are known to reduce water activity. As environmental brines are not pure solutions of a …

Low-cost DIY capacitive sensor for water activity of food samples

JLR Pauco, IGB Carandang… - 2023 IEEE …, 2023 - ieeexplore.ieee.org
Water activity of food products has been proven to be an important indicator in establishing
food quality, mainly ensuring stability and safety. However, most commercial water activity …