Helium is discovered during a solar eclipse - August 18th, 1868

View descriptionShare
 

On this day in 1868, French astronomer Pierre Janssen discovered an unknown element while observing a solar eclipse.

 
  • Facebook
  • X (Twitter)
  • WhatsApp
  • Email
  • Download

In 1 playlist(s)

This Day in History Class

From the desk of “Stuff You Missed in History Class,” “This Day in History Class” quickly recounts a… 
Social links
Follow podcast
Recent clips
Browse 2,000 clip(s)