On Earth, shifting tectonic plates reshuffle the planet's surface and make for a dynamic interior, so the absence of such processes on Mars led many to think of it as a dead planet, where not much happened in the past 3 billion ...
Astronomy
Dec 5, 2022
3
701
Methane emissions created by volcanic activity burning buried fossil fuel deposits could have played a major role in the global warming that triggered the largest mass extinction event in Earth's history, a new study suggests.
Earth Sciences
Nov 30, 2022
1
360
The Earth's mantle makes up about 85% of the Earth's volume and is made of solid rock. But exactly what rock types is the mantle made of, and how are they distributed throughout the mantle? An international team of researchers—including ...
Earth Sciences
Nov 30, 2022
0
72
Almost all volcanic rocks come from the Earth's upper mantle (or lava).
Earth Sciences
Nov 29, 2022
0
13
Earth is about 29% land and 71% oceans. How significant is that mix for habitability? What does it tell us about exoplanet habitability?
Astrobiology
Nov 25, 2022
0
65
Studies of mid-ocean ridge basalts (MORBs) show a variable Fe isotope composition of the oceanic upper mantle, beyond explanation by processes of mantle melting from a uniform source and magma evolution, indicating Fe isotope ...
Earth Sciences
Nov 25, 2022
0
12
Recently, a research team led by Prof. Dai Liqun from the University of Science and Technology of China (USTC) of the Chinese Academy of Science (CAS), has revealed that the mantle sources of Cenozoic and Mesozoic mafic igneous ...
Earth Sciences
Nov 17, 2022
0
20
NASA's InSight lander (Interior Exploration using Seismic Investigations, Geodesy and Heat Transport) launched in 2018 with the goal of peering deep into Mars's interior for the first time to gain important information about ...
Planetary Sciences
Nov 15, 2022
0
76
An international group of geologists has demonstrated with computer simulation that huge magma eruptions can initiate deeper below the Earth's surface than previously believed. Such flood basalt eruptions have caused many ...
Earth Sciences
Nov 11, 2022
0
102
Water is transported by oceanic plates into the Earth's deep interior and changes the properties of minerals and rocks, affecting the Earth's internal material cycle and environmental evolution since the formation of the ...
Earth Sciences
Oct 27, 2022
0
474
