Astronomers searching for signs of extraterrestrial intelligence may have been missing alien signals in part of the radio spectrum that has not recently been explored.

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

Sagan's team created the greatest puzzle of all time, which you can only solve if your species understands the basic nature ...

President Donald Trump on Thursday night said he would declassify government files related to alien life and unidentified flying objects, citing the “tremendous interest” in the topic, an announcement ...