A Danish seismologist who discovered the Earth's solid inner core in 1936 by noticing seismic waves that should have been shadowed by a liquid core were arriving anyway, deducing a denser, solid layer at the planet's very center. She lived to 104 and remained active in seismology into old age. This description is adapted from Wikipedia contributors under CC BY-SA 4.0; changes were made. https://creativecommons.org/licenses/by-sa/4.0/
Facts
Defining ContributionDiscovered in 1936, from careful analysis of seismic wave travel times, that the Earth carries a solid inner core inside its molten outer core, reshaping the model of the planet's deep interior from a single liquid core to a layered one. 1 Connections
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Source Inge Lehmann (Wikipedia)Lead paragraph of the cited Wikipedia articleQuote, Lead paragraph of the cited Wikipedia article
Inge Lehmann (13 May 1888 – 21 February 1993) was a Danish seismologist and geophysicist who is known for her discovery in 1936 of the solid inner core that exists within the molten outer core of the Earth.
Sources
1. Inge Lehmann (Wikipedia)
Wikimedia FoundationLead sectionQuote, Lead section
was a Danish seismologist and geophysicist who is known for her discovery in 1936 of the solid inner core that exists within the molten outer core of the Earth.
2. Inge Lehmann (Wikidata)
P20 (place of death)
died in Copenhagen
P27 (country of citizenship) [1]
citizen of Kingdom of Denmark
P19 (place of birth) [1]
born in Copenhagen
P19 (place of birth) [2]
born in Østerbro
View the SourceWikidata: Inge Lehmann
Wikidata Q256839, class allow-list match (w-wdresolver-0926)View the Source Reader Challenges (0)
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