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A living, breathing garden in Seattle serves as the perfect backdrop to an astrobiologist’s search for life on faraway planets.
Searching for signs of life on faraway planets, astrobiologists must decide which telltale biosignature gases to target.
Did the minerals on our planet arise in a predictable fashion, or did they result from chance events? The answers could eventually help scientists identify planets likely to harbor life.
All life on Earth is made of molecules that twist in the same direction. New research reveals that this may not always have been so.
Three “extremely large telescopes” poised to begin observations within a decade could help answer some of the universe’s oldest and best-kept secrets.