Nobel Prize
Receives the Nobel Prize in Physics for work on the elementary electric charge and the photoelectric effect.
Historical biography archive · Updated 2026-11-03
Robert Millikan Biography and Timeline
Follow Robert Millikan through 2 dated historical records for United States of America.
Robert Millikan, historical timeline
A chronological timeline drawn from matching World History Database records.
2Distinct records
1 of 1Page
1923–1926Years on this page
1923
1926
Discovery of Cosmic Rays
"The pulse of the universe", demonstrates radiation originates beyond the earth
Records, sources and methodology
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.