The ‘Great Silence’, Are We in a ‘Galactic Zoo’? Scientists Meet to Investigate

Are we alone? Probably not. After all, astronomers have already found 4,001 confirmed exoplanets in our Milky Way galaxy, and expect there to be over 50 billion exoplanets out there. For scientists gathering in Paris today, the question is different: why haven’t we made contact with alien civilizations? What is the Fermi Paradox and the “Great Silence?” Italian physicist Enrico … Continue reading

Interstellar Message Was Sent to Nearby System by Alien Hunters

Is someone out there listening ? If there are any intelligent aliens in the GJ 273 system, they can expect to hear from us about a dozen years from now. Last month, scientists and artists beamed a message to GJ 273, a red dwarf also known as Luyten’s star that lies 12.36 light-years from Earth, project team members revealed today … Continue reading

Scientists to Start Sending Messages to Aliens Despite Objections

While humans have been unwittingly sending signals into space since the invention of radio and intentionally including messages on space probes like Pioneer 10 and 11, METI will be the first effort to concentrate a steady stream of messages at one location in space over a long period. Stephen Hawking may fear the idea, but Seth Shostak, senior astronomer with … Continue reading