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Just before a SpaceX capsule docked with the International Space Station (ISS) so two astronauts who found themselves in space unexpectedly for nine months could prepare to return to Earth, an 'alien' ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

Researchers say elongated alien-like skulls found in ancient graves were shaped in infancy and carried different meanings across cultures.