# Helium * 1868: Discovered by [[Jules Janssen]] from a spectral line of the sun * 1895: [[William Ramsay]] purified helium from cleveite [Web URL for this note](http://notes.benjaminreinhardt.com/Helium) [Comment on this note](http://via.hypothes.is/http://notes.benjaminreinhardt.com/Helium)