Shape changes in the core could hold clues about the forces deep inside Earth that power our magnetosphere, the invisible lines of magnetic energy that protect our planet from solar weather and ...

By Kenneth Chang The inner core at the center of the Earth, a ball of iron and nickel ... core’s outer boundary has noticeably changed shape over the past few decades. “The most likely thing ...

Scientists have uncovered new information about the Earth's core: it may not be completely solid. Instead, its center may be more malleable than expected and has changed shape in recent years.

According to the National Ocean Service (NOS), while the Earth appears like a sphere from space it is a unique shape that is "ever-changing." It added: "Our planet is pudgier at the equator than ...