In 1868 astronomers found a new element in the Sun’s light, named it helium for the Greek word for the Sun, and no one found a trace of it on Earth for another 27 years

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The gas in birthday balloons was read off the Sun before anyone proved it existed on Earth, and the claim was doubted for more than a decade. The post In 1868 astronomers found a new element in the Sun’s light, named it helium for the Greek word for the Sun, and no one found a trace of it on Earth for another 27 years appeared first on Space Daily .