Most people will know that our planet is made up of different layers: the crust, the mantle (upper and lower), and the core (outer and inner). However, few know the name of Inge Lehmann, the Danish seismologist who discovered the discontinuity that separates the outer core from the inner core.
Most people will know that our planet is made up of different layers: the crust, the mantle (upper and lower), and the core (outer and inner). However, few know the name of Inge Lehmann, the Danish seismologist who discovered the discontinuity that separates the outer core from the inner core.
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