In 1977, the Ohio State University’s Big Ear radio telescope received an unusually strong narrowband radio signal, leading to widespread excitement about the possibility of having encountered evidence of life beyond Earth. At the time, astronomer Jerry Ehman spotted the highly unusual outburst in printed out records, annotating the major radio band fluctuation with the word “Wow!” in red pen, …
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In 1977, the Ohio State University’s Big Ear radio telescope received an unusually strong narrowband radio signal, leading to widespread excitement about the possibility of having encountered evidence of life beyond Earth. At the time, astronomer Jerry Ehman spotted the highly unusual outburst in printed out records, annotating the major radio band fluctuation with the word “Wow!” in red pen, …
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A satellite launched when slide rules still ruled has jolted astronomers in 2025. NASA’s Relay 2, silent since the summer of 1967, fired off a single radio pulse so bright it briefly eclipsed every cosmic source above Earth. Clancy James of Curtin University in Perth and colleagues stumbled on the flash during a routine search for fast radio burst signals. …
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