In this video, a nuclear engineer reacts to what actual aliens might look like, exploring scientific theories and ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. A long-awaited Pentagon report on ...

A long-awaited Pentagon report on unidentified anomalous phenomena (UAPs) concluded Friday there is no evidence the U.S. has reverse-engineered alien spacecraft and rebutted claims that Washington is ...