Scientists say Earth's inner core maybe changing in shape

The surface of Earth's inner core may be shape-shifting, new research suggests. The study, published Feb. 10 in the journal Nature, looked at earthquake waves that have skimmed the edge of the ...
Unprecedented Seismic Activity Seismic activity is often the first indicator of changes deep within the Earth. Recently, ...
Earth’s core is pretty dynamic. Its spin speeds up and slows down based on how its two primary layers are behaving. As we improve the waveform techniques used to study the deepest layer ...