Scientists say the findings of the new study may make future searches for extraterrestrial intelligence faster and more ...

After decades of sending radio signals into space, humanity finally receives a reply—but it's nothing like anyone expected.

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...