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If life exists elsewhere in the universe, researchers at the University of Washington are finding the clues on Earth to help understand where to look for it.

When we think about alien life, we usually imagine Earth-like planets basking in just the right amount of sunlight, a place where water can stay liquid and life can thrive. But what if we’ve been ...

Finding alien life in the universe just got way more likely, according to groundbreaking study ...

From the physical world to the biological universe: Democritus to Lowell -- Plurality of worlds and the decline of anthropocentrism -- Life in the solar system: the limits of observation -- Planetary ...