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What's up in
astrobiology
Thinking Places
Victoria Meadows’ Earthly Visions of Alien Life
A living, breathing garden in Seattle serves as the perfect backdrop to an astrobiologist’s search for life on faraway planets.
astrobiology
Scientists Debate Signatures of Alien Life
Searching for signs of life on faraway planets, astrobiologists must decide which telltale biosignature gases to target.
geophysics
How Life and Luck Changed Earth’s Minerals
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.
Biology
New Twist Found in the Story of Life’s Start
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.
cosmology
Peering Into the Early Universe
Three “extremely large telescopes” poised to begin observations within a decade could help answer some of the universe’s oldest and best-kept secrets.
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