Subduction zone fluids are the key carrier for element migration and matter cycles between the crust and mantle of the Earth. Interpreting the sources, properties and signatures of fluids has significant implications for ...
Earth Sciences
Feb 25, 2022
0
19
In 2011, scientists confirmed a suspicion: There was a split in the local cosmos. Samples of the solar wind brought back to Earth by the Genesis mission definitively determined oxygen isotopes in the sun differ from those ...
Astronomy
Jul 5, 2021
0
2948
The numerical parameterization of past climate, particularly temperature, is key to understanding the evolution of the Earth's climate system and project future climate change.
Earth Sciences
May 27, 2021
0
6
A meteorite that fell in northern Germany in 2019 contains carbonates which are among the oldest in the solar system; it also evidences the earliest presence of liquid water on a minor planet. The high-resolution Ion Probe—a ...
Space Exploration
Jan 21, 2021
0
73
A pair of University of Delaware researchers were studying "blue carbon"—the carbon stored in coastal ecosystems such as mangrove forests, salt marshes or sea grasses—when they found something no one expected to see in ...
Earth Sciences
Dec 8, 2020
4
177
One Friday evening in 1992, a meteorite ended a more than 150 million-mile journey by smashing into the trunk of a red Chevrolet Malibu in Peekskill, New York. The car's owner reported that the 30-pound remnant of the earliest ...
Astronomy
Dec 2, 2020
0
145
New research by University of Alberta scientists on the risks for metal contamination at an inactive mining site in northwestern Saskatchewan could help inform a strategy for a safe long-term reclamation of the site.
Earth Sciences
Sep 17, 2020
0
57
Using some cosmic detective work, a team of researchers has found evidence that tiny pieces of asteroids from the inner solar system may have crossed a gap to the outer solar system, a feat once thought to be unlikely.
Space Exploration
Aug 6, 2020
1
3228
The formation of our solar system was a messy affair. Most of the material that existed before its formation—material formed around other, long-dead stars—was vaporized, then recondensed into new materials. But some grains ...
Space Exploration
Jun 10, 2020
0
355
Let's start at the beginning. Before humans, before Earth, before any of the planets existed, there were baby planets—planetesimals. Coalesced from dust exploded outward by the solar nebula, these blobs of material were ...
Astronomy
May 8, 2020
0
71
