Continents 4.5 billion years old, entombed nearly 2,000 miles underground, predate the formation of the moon and could shed light on how everything we know today came to be, according to new research.
Earth Sciences
Sep 27, 2019
0
103
In an international collaboration, Earth scientists at the University of Cologne and Freie Universität Berlin have discovered that some magmas on Earth, which made their way through the deep terrestrial mantle and erupted ...
Earth Sciences
Apr 28, 2022
0
143
It has long been theorized that hydrogen, helium, and lithium were the only chemical elements in existence during the Big Bang when the universe formed, and that supernova explosions, stars exploding at the end of their lifetime, ...
General Physics
Oct 12, 2021
4
314
3,200 miles beneath Earth's surface lies the inner core, a ball-shaped mass of mostly iron that is responsible for Earth's magnetic field. In the 1950's, researchers suggested the inner core was solid, in contrast to the ...
Earth Sciences
Oct 6, 2021
0
108
It's widely thought that the Earth arose from violent origins: Some 4.5 billion years ago, a maelstrom of gas and dust circled in a massive disc around the Sun, gathering in rocky clumps to form asteroids. These asteroids, ...
Earth Sciences
Jul 16, 2013
8
0
(Phys.org) —Massive terrestrial planets, called "super-Earths," are known to be common in our galaxy, the Milky Way. Now a Northwestern University astrophysicist and a University of Chicago geophysicist report the odds ...
Astronomy
Jan 7, 2014
5
0
The origin of water on our planet is a hot question: Water has immense implications for plate tectonics, climate, the origin of life on Earth, and potential habitability of other Earth-like planets. In a recent study in Physical ...
General Physics
Jan 25, 2022
0
581
A study led by Colorado State University suggests that the answers to how and why mountains form are buried deeper than once thought.
Earth Sciences
Jun 2, 2023
0
71
Early in the formation of Earth, an ocean of magma covered the planet's surface and stretched thousands of miles deep into its core. The rate at which that "magma ocean" cooled affected the formation of the distinct layering ...
Earth Sciences
Feb 27, 2023
0
311
(PhysOrg.com) -- Research published today in Nature Geoscience provides new insight into the water cycle of the deep Earth, volcanic activity in the Pacific and the potential catastrophic effects when these two combine.
Earth Sciences
Nov 21, 2011
0
0
