Scientists of course cannot cut into Earth and directly observe its insides. Instead, their knowledge is inferred from the ...
Located 3,000 miles below the Earth's surface, the inner core is anchored by gravity within the molten liquid outer core. Until now the inner core was widely thought of as a solid sphere.
Researchers at the University of Southern California say they’ve unraveled the mystery of why Earth’s inner core has been slowing, gradually altering the length of a ...
Researchers studying decades of earthquake data say they have found the first evidence that, in addition to spinning backward ...
A new study has found evidence that the Earth's inner core may have changed shape. Far from taking place over geological ...