In an article over at Space.com, Leonard David describes a new development in the efforts by humans to contact extraterrestrial life elsewhere in the galaxy. While the SETI program (Search for Extraterrestrial Intelligence) has been in operation for decades, the results thus far have been mostly disappointing. There was a brief flurry of excitement in 1977 when “the WOW signal” was received, but in later years even that one has been called into question. Now, however, there’s a new player in the game. China has constructed the largest single-dish radio telescope in the world and they are reportedly gearing up...