Earth's mysterious innermost core is a 400-mile-wide metallic ball – Space.com

Science News

1. Earth’s mysterious innermost core is a 400-mile-wide metallic ball  Space.com
2. What is the Earth’s core made of?  The Week
3. Exploring what’s at the center of the Earth | Wisconsin Public Radio  Wisconsin Public Radio
4. Scientists Find Evidence of Another Core Within Earth’s Center  Smithsonian Magazine
5. Bowels of the Earth: Meet the planet’s new layer, the innermost inner core  Down To Earth Magazine

Source: Science News