Hunting for alien civilizations isn't a matter of just waiting around for them to show up; it's the business of combing through enormous volumes of data to look for peculiar signals.

It comprises an array of 42 antennas, each 6 meters in diameter, which can be simultaneously used for both SETI and cutting-edge radio astronomy research. The ATA is currently being upgraded with more ...

The Allen Telescope Array (ATA) is the first radio telescope to be designed from the ground up to be used for SETI searches.Until its construction, all radio SETI efforts were dependent on the ...

A search of more than 1,300 galaxies for extraterrestrial signals has helped to constrain expectations as to how many communicating, technological civilizations may exist beyond Earth. Conducted ...

Jansky Very Large Array (VLA) radio astronomy observatory. According to SETI, it's designed to "search for signals throughout the galaxy consistent with our understanding of artificial radio ...

SETI, operational since 1984, has dedicated decades to scanning the stars for indications of intelligent life beyond Earth. Despite the extensive search, no conclusive evidence has emerged yet ...

The Search for Extraterrestrial Intelligence's Web site offers a wealth of information on the organization's projects and conferences and the SETI Radio ... in an array of topical online activities.