Inge Lehmann was born in 1888 in Østerbro, Denmark. Legend has it that she would have decided to become a seismologist at adolescence, when an earthquake in his hometown.
Inge Lehmann studied mathematics first in Copenhagen and then at Cambridge. But his health is fragile: exhausted, Inge Lehmann was forced to interrupt his studies. In 1911, she returned to Denmark, where she worked for several years in an insurance office. In 1918, Inge Lehmann returns to Cambridge and completed his studies.
Inge Lehmann, journey to the center of the Earth
On leaving, the young woman takes down a post as assistant to a famous Danish geodesist Niels Erik Nørlund, who entrusted him with a mission: to establish a seismological observation system in Denmark and Greenland. This is the beginning of a long career as a seismologist.
On the basis of these many years of observation, Inge Lehmann shows that the center of the Earth is not only liquid and must also include a solid core to explain the appearance of seismograms disturbance phases hitherto mysterious. His discovery is one of the most famous examples of explanation by the deduction of an invisible phenomenon.
Inge Lehmann was quickly followed by seismologists community, applauding its work. Today, the phenomenon known as the Lehmann discontinuity name is the basis of modern seismology.
Inge Lehmann and seismology, an eternal love story
Inge Lehmann live his passion for seismology to a ripe old age in 1988 the age of 100 years and become almost blind, she still contributes to the work of the Danish Institute of Geodesy.
In 1993, Inge Lehmann dies at the age of 104 in his native Denmark. Google pays him tribute today celebrating the 127 years of his birth by a global doodle.
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