Scientists took a look inside Earth’s core—and made a surprising discovery

No one knows why the river of liquid iron flowing 1,400 miles beneath our feet just reversed course.
Popular Mechanics

The Earth’s Core Is Not as Solid As We Thought, Yet Another Study Speculates

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A new study analyzing decades of seismogram data shows that physical changes can ...

Earth’s molten outer core is behaving in chaotic, unexpected ways

Earth’s molten outer core is critical to life on our planet. Churning some 2,900 kilometers beneath the surface, it’s a vast ...
Smithsonian Magazine

Earth’s Inner Core May Be Slowing Its Spin, Another Study Suggests

A new study adds evidence to the idea that Earth's inner core is slowing its spin, though still rotating in the same direction as the planet. KATERYNA KON / SCIENCE PHOTO LIBRARY via Getty Images The ...

Earth's outer core beneath Pacific reversed direction in 2010, satellite data reveal

The liquid iron in Earth's outer core doesn't always behave as expected. When it changed direction in an unexplained way, ESA ...

In 2010, Earth’s molten core suddenly reversed direction and scientists don't know why

A river of molten iron, more than 2,000 kilometers below the surface, appears to have pulled off something Earth scientists ...
KTVZ

Earth’s core has slowed so much it’s moving backward, scientists confirm. Here’s what it could mean

(CNN) — Deep inside Earth is a solid metal ball that rotates independently of our spinning planet, like a top whirling around inside a bigger top, shrouded in mystery. This inner core has intrigued ...
KTVZ

‘It’s almost science fiction’: Scientists say the shape of Earth’s inner core is changing

(CNN) — Scientists who just months ago confirmed that Earth’s inner core recently reversed its spin have a new revelation about our planet’s deepest secrets — they identified changes to the inner core ...
Gizmodo

Earth’s Inner Core Has Warped Over the Past Two Decades, Scientists Say

At the center of our planet is a very hot rotating ball of mostly iron and nickel (sorry Journey to the Center of the Earth fans). Scientists infer features of this innermost geographic layer—like the ...
Live Science

Supercooling of Earth's inner core may finally reveal how old it is

Deep beneath our feet, at a staggering depth of over 5,100km, lies Earth's inner core — a solid ball of iron and nickel that plays a crucial role in shaping the conditions we experience on the surface ...
ABC12

Scientists say the shape of Earth’s inner core is changing

Scientists who just months ago confirmed that Earth's inner core recently reversed its spin have a new revelation about our planet's deepest secrets — they identified changes to the inner core's shape ...