EurekAlert!

Earth’s inner core may be oxygen-rich

Oxygen is the key substance for life and one of the most abundant elements in the Earth. However, it’s still unknown whether oxygen is present and in which form in the inner core with extreme high ...
AOL

Scientists discover onion-like layering in Earth’s inner core

The researchers also measured how strain changed with temperature at constant pressure. From this, they calculated a temperature coefficient that improved on earlier estimates. This step mattered ...
Hosted on MSN

Earth's Inner Core Is Solid - Not Liquid - Even Though It's Blistering Hot

Earth's inner core is solid and blistering hot. For decades, scientists have known the inner core is solid thanks to the pioneering work of Danish seismologist Inge Lehmann, who first proposed its ...
CNN

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

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Deep inside Earth ...
SpaceNews

Revealing Earth’s deepest secrets – the origin and dynamics of Earth’s iron-rich inner core

In work that promises to advance understanding about the origin and dynamics of Earth’s iron-rich inner core and the generation of the planet’s magnetic field, a team that includes University of ...
EurekAlert!

Earth’s anisotropic inner core structure driven by dipole geomagnetic field: Study

A geomagnetic field is generated in Earth's interior and extends into outer space to protect Earth from cosmic radiation and the charged particles of solar wind. The magnetic field is generated by the ...
Hosted on MSN

Scientists discover onion-like layering in Earth’s inner core

Earth’s inner core has long challenged researchers because seismic waves do not move through it uniformly. Compressional waves generated by earthquakes travel roughly 3 to 4 percent faster along Earth ...