The Earth’s Core Is Not as Solid As We Thought, Yet Another Study Speculates
A new study of decades worth of seismogram data shows that the surface of Earth’s iron and nickel core is more malleable than ...
What lies at the center of the Earth? The answer keeps changing.
A new study out this week said that the Earth's inner core is less solid than previously thought. Scientists still have ...
Discover Magazine6 天
Earth’s Inner Core Is Slowing Down — and May Not Be Entirely Solid
The surprise discovery of earth’s core composition may debunk previous assumptions on the solidity of the planet.
New Scientist on MSN8 天
Forces deep underground seem to be deforming Earth's inner core
Seismic waves suggest the planet's solid inner core is being pulled out of shape – and it has undergone these changes over ...
Nature8 天
Layer cake or plum pudding?
geoscientists have been debating whether convection extends from the surface to the core–mantle boundary, or whether the mantle is compositionally and dynamically layered. Geochemical ...
PBS13 年
What Drives Earth's Magnetic Field?
This heat drives convection cells within the liquid core, which keeps the liquid metal moving through the magnetic field. The so-called Coriolis force also plays a role in sustaining the ...
BBC4 年
Heat transfer - CCEA Convection
Convection occurs when particles with a lot of heat energy in a liquid or gas move and take the place of particles with less heat energy. Convection in a liquid Convection in a liquid can be seen ...