What recent structural suggestion challenges the view of the inner core as a perfectly uniform solid sphere?

Answer

It might exhibit areas where iron crystals have different orientations

Recent evidence suggests the inner core's structure is more complex, potentially exhibiting areas where the iron crystals have different orientations or possess a slightly 'mushy' texture near the boundary.

What recent structural suggestion challenges the view of the inner core as a perfectly uniform solid sphere?

#Videos

There Is Life Hiding Inside Earth - YouTube

The Remains of an Ancient Planet Lie Deep Within Earth - YouTube

GeologyEarthworldinterior