
NASA's Goddard Space Flight Center: A little bit of "scruff" in scientific data 50 years ago led to the discovery of pulsars - rapidly spinning dense stellar corpses that appear to pulse at Earth. Astronomer Jocelyn Bell made the chance discovery using a vast radio telescope in Cambridge, England. Although it was built to measure the random brightness flickers of a different category of celestial objects called quasars, the 4.5-acre telescope produced unexpected markings on Bell's paper data rec...
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