Inge Lehmann
1888–1993 (age 105)
Biography
Inge Lehmann’s meticulous mind mapped the deep secrets of the Earth, leading her to the groundbreaking discovery of the planet’s solid inner core. As a naturalist and seismologist, she combined mathematical precision with a patient curiosity that opened new paths in geophysics and inspired scientific communities worldwide.
Colleagues recall Lehmann for her sparing words and steadfast principles, qualities that carried her through a long career marked by both rigorous research and generous mentorship. Her work remains a cornerstone of Earth sciences and a tribute to a life of keen observation.