SETI is a joke
They're trying to use electromagnetic signals to detect civilizations which, if they are advanced beyond the barrier of the speed of light, will be beyond the electromagnetic spectrum as it is currently described.
Space/Science » in reply to Interesting SETI paper...
They're trying to use electromagnetic signals to detect civilizations which, if they are advanced beyond the barrier of the speed of light, will be beyond the electromagnetic spectrum as it is currently described.