The Earth's magnetic field has reversed many times at an irregular rate throughout its history. Long periods without reversal have been interspersed with eras of frequent reversals. What is the reason for these reversals ...
Earth Sciences
Oct 24, 2011
19
2
The inner core of the Earth is simultaneously melting and freezing due to circulation of heat in the overlying rocky mantle, according to new research from the University of Leeds, UC San Diego and the Indian Institute of ...
Earth Sciences
May 18, 2011
10
1
In the pantheon of unconventional superconductors, iron selenide is a rock star. But new experiments by U.S., Chinese and European physicists have found the material's magnetic persona to be unexpectedly mundane.
Condensed Matter
May 20, 2019
5
159
Reservoirs of oxygen-rich iron between the Earth's core and mantle could have played a major role in Earth's history, including the breakup of supercontinents, drastic changes in Earth's atmospheric makeup, and the creation ...
Earth Sciences
Nov 14, 2017
6
798
(PhysOrg.com) -- Three thousand kilometres beneath our feet, the Earth's solid rock gives way to the swirling liquid iron of the outer core.
Earth Sciences
May 28, 2010
2
1
How can solar energy be stored so that it can be available any time, day or night, when the sun shining or not? EPFL scientists are developing a technology that can transform light energy into a clean fuel that has a neutral ...
Optics & Photonics
Nov 11, 2012
8
1
Visually striking layers of burnt orange, yellow, silver, brown and blue-tinged black are characteristic of banded iron formations, sedimentary rocks that may have prompted some of the largest volcanic eruptions in Earth's ...
Earth Sciences
May 25, 2023
1
330
The remains of a high-caste man wearing armour who was buried by hot ash—possibly as he tried to calm the wrath of an erupting volcano—have been found in an area known as the "Pompeii of Japan".
Archaeology
Dec 18, 2012
0
0
A team of researchers has developed a cheap, rechargeable and eco-friendly battery that could be used to store energy at solar power plants for a rainy day.
Energy & Green Tech
Aug 1, 2012
37
0
Propagation of earthquake waves within the Earth is not uniform. Experiments indicate that the velocity of shear waves (s-waves) in Earth’s lower mantle between 660 and 2900 km depth is strongly dependent on the orientation ...
Earth Sciences
Apr 13, 2009
0
0
