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He Found ‘Islands of Fertility’ Beneath Antarctica’s Ice
John Priscu’s search for life that thrives under ice took him to subglacial lakes at the South Pole. Now he has his eye on Mars and Europa.
Inside Deep Undersea Rocks, Life Thrives Without the Sun
Newly discovered worlds of microbes far beneath the ocean floor, inside old basaltic rocks, could point to a greater likelihood of life elsewhere in the universe.
Galaxy Simulations Offer a New Solution to the Fermi Paradox
Astronomers claim in a new paper that star motions should make it easy for civilizations to spread across the galaxy, but still we might find ourselves alone.
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.
Scientists Debate Signatures of Alien Life
Searching for signs of life on faraway planets, astrobiologists must decide which telltale biosignature gases to target.