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To recognize strange extraterrestrial life and solve biological mysteries on this planet, scientists are searching for an objective definition for life’s basic units.
Cosmic rays may have given right-handed genetic helixes an evolutionary edge at the beginning of life’s history.
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.
The astrochemist and winner of the 2018 Kavli Prize in Astrophysics has wondered about the cosmic origin of water while enjoying Noordwijk beach near her hometown of Leiden.