Scientists Seeking Life on Mars Heard a Signal That Hinted at the Future

Becky FerreiraScience Mars (Planet), Extraterrestrial Life, Space and Astronomy, Radio, History (Academic Subject), audio-positive-escape, audio-positive-happy, audio-positive-nostalgic, audio-neutral-immersive, audio-neutral-informative In 1924, a radio receiver built for the battlefields of World War I tested the idea that humans were not alone in the solar system, heralding a century of searches for extraterrestrial life. https://ift.tt/fz4gBxJ