Harvard scientist Avi Loeb wants to send a message to the interstellar object, which he claims could be an alien spacecraft that has come to probe Earth and the other planets. He has suggested sending ...

Add Yahoo as a preferred source to see more of our stories on Google. Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening ...

Australian scientists have unveiled an idea that could one day help humanity speak to extraterrestrial intelligence — and the key, they say, is already buzzing around on Earth. If humans ever make ...