Produced by: Mohsin Shaikh
A hidden zone buried within Earth’s inner core may rewrite everything we thought we knew—textbooks included.
Australian scientists just spotted signs of an unseen layer deep inside the core—its structure suggests Earth’s heart is more complex than ever imagined.
Seismic waves aren’t behaving as expected. Their strange paths hint at a mysterious core-within-a-core.
The change in wave speed suggests iron may be crystallized differently in this deepest region—signaling ancient upheavals in Earth’s formation.
Seismic waves slow at odd angles and speed up at others—a bizarre twist that defies current models.
Researchers suspect two colossal cooling phases helped shape this hidden inner layer—revealing Earth’s evolving interior.
For 100 years, we’ve had four layers. Now a fifth one might shake the foundations of geology.
The fastest waves follow Earth’s spin, the slowest veer off-angle—evidence of a deep, directional divide.
This might be Earth’s deepest mystery yet—tucked 6,000 km beneath your feet, invisible but influential.