44 Years Ago Sagan & NASA Sent A Message Into Space – 27 Years Later We Got This Response

In 1974, a broadcast (known as the “Arecibo” message) put together by Carl Sagan and colleagues was sent into space via radio waves at a special ceremony to celebrate the remodelling of the Arecibo radio telescope in Puerto Rico. It was the most powerful broadcast ever deliberately beamed out into space. Directed at a star cluster … Continue reading 44 Years Ago Sagan & NASA Sent A Message Into Space – 27 Years Later We Got This Response