Astrobiologist Dirk Schulze-Makuch just published an intriguing new paper where he explores the possibilities and limits of alien life forms. In particular, he considers two potential new genera evolving within two unique planetary niches: a Mars-style planet hosting creatures that subsist using a hydrogen peroxide-based solvent, and a Titan-type planetary body where liquid hydrocarbons would be the solvent.
from ExtremeTech http://www.extremetech.com/extreme/212938-what-are-the-physical-chemical-and-physiological-limits-of-alien-life
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