Science on the 18th of August 1868 in history

Date	Type	Text
18 Aug 1868 helium	science	helium (chemistry) The element later named as helium is first detected in the spectrum of the Sun's chromosphere by French astronomer Jules Janssen during a total eclipse in Guntur, India, but assumed to be sodium.	0

Date

Type

Text

18 Aug 1868

helium

science

helium (chemistry)
The element later named as helium is first detected in the spectrum of the Sun's chromosphere by French astronomer Jules Janssen during a total eclipse in Guntur, India, but assumed to be sodium.

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Science on the 18th of August 1868 in history

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