Can deciphering texts from ancient civilizations teach us anything about communicating with alien civilizations?
Even if we do establish contact with extraterrestrials, communicating with them is a whole other story.
Scientists search for narrow-band transmissions in outer space as a possible sign of extraterrestrial life.
Unless a flying saucer beams you up from your backyard, detecting alien life is tricky business.
E. T. phoned. Now what? Learn about the earth's response to alien contact on this Moment of Science.