Celebrating the 150th anniversary of helium's discovery – and why we need it more than ever! #Helium was first discovered on August 18, 1868, by the French astronomer, Jules Janssen, during a total solar eclipse. http://bit.ly/2BoieXP via @ColoradoStateUpic.twitter.com/poq0rZw7DX
8:24 PM - 18 Aug 2018
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