:: Top News Humanity Responds to 'Alien' Wow Signal, 35 Years Later Just in case any aliens out there in the universe are listening, more than 10,000 Twitter messages, plus videos from celebrities such as comedian Stephen Colbert, have been beamed into space as a big "Hello!" from Earth. ... Links with more detailed information: • Humanity Responds to 'Alien' Wow Signal, 35 Years Later • We Shouldn’t Give Up on SETI Published on 9/11/2012 |