The mysterious Wow! signal from outer space (1977)
The mysterious Wow! signal from outer space (1977)
5 months ago
MSNHouse of History
The mysterious Wow! signal from outer space (1977)
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The mysterious Wow! signal from outer space (1977)
3 months ago
MSNHouse of History
In 1977, a signal from another civilization appeared for 72 seconds—once, and never again. What was the message? In 1977, astronomers detected a remarkable radio signal from deep space, now famously known as the Wow! signal. It was captured by the Big Ear radio telescope at Ohio State University during a routine sky survey. The signal immediately stood out. It was an extremely strong narrowband emission, occurring at approximately 1420 MHz—a frequency associated with neutral hydrogen, the most a
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In 1977, a signal from another civilization appeared for 72 secon…
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How a 72 Second Signal From Space Became the Biggest Mystery in Astronomy
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MSNAstrum
In 1977, a radio telescope picked up a powerful signal from deep space. It didn’t come from Earth. It wasn’t a satellite. And it didn’t behave like any known natural phenomenon. The signal was extremely strong and incredibly narrow — something that usually suggests intelligence. It lasted only a few seconds. Just long enough for a scientist to circle it on paper and write one word beside it: “Wow.” Scientists searched the same region of space for decades. The signal was never detected again. Was
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