In the classic example of mountain-building, the Indian and Asian continental plates crashed—and continue colliding today—to form the world's largest and highest geologic structures: the Himalayan Mountains and the Tibetan ...
Earth Sciences
Mar 14, 2022
0
816
,Ancient rocks on the coast of Oman that were once driven deep down toward Earth's mantle may reveal new insights into subduction, an important tectonic process that fuels volcanoes and creates continents, according to an ...
Earth Sciences
Feb 12, 2022
0
44
At the far edges of continents, where the continental shelf transitions into the deep ocean, continental and oceanic plates come face to face. At many of these margins, the denser oceanic plate is pushed below the continental ...
Earth Sciences
Jan 24, 2022
0
519
Home to some of the highest mountains in the world, including the legendary Mount Everest, the vast Himalayan-Tibetan plateau is often referred to as the "Roof of the World." With an average elevation of 4500 meters above ...
Earth Sciences
Nov 26, 2021
0
59
A University of Wyoming professor has used computer modeling to propose that sand and mud subducted off the coast of California around 75 million years ago returned to the Earth's crust by rising up through the mantle as ...
Earth Sciences
Aug 4, 2021
3
553
From a human perspective, earthquakes are natural disasters—in the past hundred years, they have caused more than 200,000 deaths and enormous economic damage. Mega-earthquakes with a magnitude of nine or higher on the Richter ...
Earth Sciences
Jun 25, 2021
0
10
The first emergence and persistence of continental crust on Earth during the Archaean (4 billion to 2.5 billion years ago) has important implications for plate tectonics, ocean chemistry and biological evolution. This happened ...
Earth Sciences
Apr 26, 2021
0
161
Earth is an amazing planet. As far as we know, it's the only planet in the universe where life exists. It's also the only planet known to have continents: the land masses on which we live and which host the minerals needed ...
Earth Sciences
Apr 1, 2021
0
8
A new study from scientists at Scripps Institution of Oceanography at UC San Diego and the University of Chicago sheds light on a hotly contested debate in Earth sciences: when did plate subduction begin?
Earth Sciences
Dec 9, 2020
0
633
Analysis of an ancient meteorite from Mars suggests that the mineral zircon may be abundant on the surface of the red planet.
Astronomy
Nov 17, 2020
1
1014
