"In 1938, television was still an experimental curiosity but three out of four homes owned a radio. This was a time when its power as a form of communication had yet to be fully recognized. That started to change on the evening of October 31 when a small cast of radio performers, lead by Orson Wells, convinced a lot of people that the United States was being invaded by creatures from somewhere other than our planet with his modern update of H.G. Well's The War of the Worlds."
This Universe today article goes on to say:
"Science was also invaded by the possibility of extraterrestrial beings. In 1974, a carefully crafted message was transmitted from the world's largest radio telescope and directed towards stars in M13, pictured here, in hopes someone or something would be listening." Click on the Universe today link above to read more.
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