For many years, scientists assumed the aurora seen around the north pole was identical to the aurora seen around the south pole. The poles are connected by magnetic field lines and auroral displays are caused by charged particles ...
Space Exploration
Jan 25, 2019
8
326
Traveling ionospheric disturbances (TIDs) are among the Earth's ionosphere irregularities. They represent wave-like electron density structures propagating in the ionosphere. The motion of TIDs modulates the electron density ...
Earth Sciences
Jan 3, 2019
0
50
A new model of the moon's rotational dynamics—the first that takes into account the moon's solid inner core—helps explain why it appears to wobble on its axis.
Space Exploration
Dec 19, 2018
0
115
In 2020, NASA's next rover will launch from Cape Canaveral Air Force Station in Florida and head to the Jezero Crater on Mars. Jezero was once home to an ancient lake-delta system that scientists believe may have captured ...
Space Exploration
Nov 29, 2018
1
148
AWI researchers recently assessed subglacial lakes detected by satellite, and found very little water. But if that's the case, what is the source of the East Antarctic Ice Sheet's massive ice streams?
Earth Sciences
Nov 8, 2018
0
17
Where did Earth's global ocean come from? A team of Arizona State University geoscientists led by Peter Buseck, Regents' Professor in ASU's School of Earth and Space Exploration (SESE) and School of Molecular Sciences, has ...
Earth Sciences
Nov 7, 2018
12
847
Some coal-fired power plants in the United States emit gases that may have significant effects on the atmosphere and can produce harmful compounds in drinking water, according to new research.
Earth Sciences
Oct 29, 2018
0
7
The loud crack rang out from the fog above the Baishui No. 1 Glacier as a stone shard careened down the ice, flying past Chen Yanjun as he operated a GPS device.
Environment
Oct 21, 2018
0
43
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
Eddies formed off South Africa can trap and transport water across the vast expanse of the Atlantic to Brazil, and, in doing so, make an important contribution to the global climate.
Earth Sciences
Aug 24, 2018
1
101
