The search for alien life has begun

The first radio telescope dedicated to the search for extraterrestrial intelligence (SETI) has formally started operations.The first phase of the Allen Telescope Array, which is being built near Hat Creek, California, US, has begun functioning with 42 radio antennas. the Allen Telescope Array will specifically allow SETI astronomers to survey the skies for signs of alien intelligence 24 hours a day, seven days a week.