Element 85 in Nature
Provides evidence that element 85 exists naturally in trace quantities.
Historical biography archive · Updated 2026-11-03
Berta Karlik Biography and Timeline
Follow Berta Karlik through 2 dated historical records for Austria.
Berta Karlik, historical timeline
A chronological timeline drawn from matching World History Database records.
2Distinct records
1 of 1Page
1942–1942Years on this page
1942
Natural Astatine Detection
Co-detects naturally occurring astatine in uranium decay products.
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.