She pointed to evidence that the Earth’s inner core was solid — not liquid, as scientists had believed — a discovery that was ahead of its time. Inge Lehmann in 1932. She overcame discrimination in ...

The Earth’s inner core, predominantly composed of iron with a minor admixture of nickel and light elements, is a critical component in understanding our planet’s magnetic field and thermal evolution.

Deep beneath our feet, far beyond the reach of drills or submersibles, Earth hides a solid metal heart that behaves in ways geophysicists have struggled to explain. New experiments now suggest that a ...

Katrina Carter, DPT, FNS, is a licensed travel physical therapist. She specializes in orthopedics and has a passion for providing education on nutrition for healing and overall health and wellness.