Seismic wave data previously suggested the Earth’s hot inner core is slowing its spin. Now, researchers say it’s also deforming around the edges ...

Scientists found that the inner core’s structure changes as it rotates. It deforms at its border, potentially accumulating more material in some areas and less in others — almost like creating hills ...

The teal, green, yellow, orange, and red hues represent the landscapes of the Core region: Teal reflects the beauty of the Blue Ridge Mountains, an iconic part of the Core’s landscapes.