Earth's inner core may be more complex than researchers thought - World Research Council

Study of Earth's inner core reveals a 'planet within a planet' - Study Finds

Earth's Inner core probably isn't smooth after all, new research shows

Study of Earth's inner core reveals a 'planet within a planet' - Study Finds

Majority of Americans Believe Space Exploration Remains Essential

Reimagining our futures together: a new social contract for education

Earth's Solid Inner Core Makes Life on Planet Possible, New Research Shows

The Earth's core is funkier than we thought - BBC Science Focus Magazine

Earth's energy budget - Wikipedia

High Resolution Imaging Reveals Puzzling Features Deep in Earth's Interior

Researchers discover our planet's core is like a planet inside the Earth

Earth's Inner Core: A Mixture of Solid Fe and Liquid-like Light