Historically, many scientists and society have been fascinated by the prospect of making contact with extraterrestrial ...

Columbia University professor David Kipping predicts humanity's first alien encounter will be with a rare, "loud" ...

For decades, the search for extraterrestrial intelligence has focused on subtle whispers in the cosmic noise, the faint, ...

Scientists first notice cosmic objects that have a loud signature and a huge presence in the universe. There is either ...