Searches for intelligence beyond Earth continue

The first timid searches for life in space began in 1959 with Project Ozma. Since then quite a number of groups have expanded the search for extraterrestrial intelligence, although the amount of effort is still small in comparison to the difficulty of the problem. At the February meeting of the American Association for the Advancement of Science in Boston, several groups discussed their pioneering attemps, which, as the reader may suppose, have so far proved unsuccessful.