Which Happened First?

Paul Ulrich Villard

Paul Ulrich Villard
Image: Unknown authorUnknown author · Public domain · source

Paul Ulrich Villard was a French chemist and physicist. He discovered gamma rays in 1900 while studying the radiation emanating from radium.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

Timeline

  1. Alicia Boole StottJune 8, 1860 – December 17, 1940
  2. Eduard BuchnerMay 20, 1860 – August 13, 1917
  3. Niels Ryberg FinsenDecember 15, 1860 – September 24, 1904
  4. Paul Ulrich Villard (this page)September 28, 1860 – January 13, 1934
  5. Vito VolterraMay 3, 1860 – October 11, 1940
  6. Willem EinthovenMay 21, 1860 – September 29, 1927

Related

Play a round with Science · 19th century