Analyses show that gases found in microscopic inclusions in diamonds come from a stable subterranean reservoir at least as old as the Moon, hidden more than 410 km below sea level in the Earth's mantle.
Earth Sciences
Aug 15, 2019
0
2017
Victor Camp has spent a lifetime studying volcanic eruptions all over the world, starting in Saudi Arabia, then Iran, and eventually the Pacific Northwest. The geology lecturer finds mantle plumes that feed the largest of ...
Earth Sciences
Aug 6, 2019
1
654
The huge magnetic field which surrounds the Earth, protecting it from radiation and charged particles from space—and which many animals even use for orientation purposes—is changing constantly, which is why geoscientists ...
Earth Sciences
Jun 6, 2019
5
151
Little is known about the inner structure of the Moon, but a major step forward was made by a University of Rhode Island scientist who conducted experiments that enabled her to determine the temperature at the boundary of ...
Space Exploration
Apr 1, 2019
4
165
A QUT geologist has published a new theory on the thermal evolution of Earth billions of years ago that explains why diamonds have formed as precious gemstones rather than just lumps of common graphite.
Earth Sciences
Mar 26, 2019
0
82
Understanding the global carbon cycle provides scientists with vital clues about the planet's habitability.
Earth Sciences
Feb 22, 2019
0
88
New data collected by University of Wyoming researchers and others point to a newly defined mantle domain in a remote part of the Southern Ocean.
Earth Sciences
Feb 8, 2019
1
123
In his free time last summer, Rice University geoscientist Ming Tang made a habit of comparing the niobium content in various rocks in a global minerals database. What he found was worth skipping a few nights out with friends.
Earth Sciences
Jan 29, 2019
1
222
Earth's latest ice age may have been caused by changes deep inside the planet. Based on evidence from the Pacific Ocean, including the position of the Hawaiian Islands, Rice University geophysicists have determined Earth ...
Earth Sciences
Nov 19, 2018
5
798
Nearly 1,800 miles below the earth's surface, there are large odd structures lurking at the base of the mantle, sitting just above the core. The mantle is a thick layer of hot, mostly plastic rock that surrounds the core; ...
Earth Sciences
Sep 21, 2018
6
103
