Widening the search for extraterrestrial intelligence
Monday, March 1, 2010 - 12:07
in Astronomy & Space
"The Search for Extraterrestrial Intelligence (SETI) has been dominated for its first half century by a hunt for unusual radio signals. But as he prepares for the publication of his new book The Eerie Silence: Are We Alone?," Paul Davies tells Physics World readers why bold new innovations are required if we are ever to hear from our cosmic neighbours.