If there is life in the solar system beyond Earth, it might be found in the clouds of Venus. In contrast to the planet's blisteringly inhospitable surface, Venus' cloud layer, which extends from 30 to 40 miles above the surface, ...
Astrobiology
Mar 20, 2024
1
204
A team of scientists has identified an additional force that likely contributed to a mass extinction event 250 million years ago. Its analysis of minerals in southern China indicate that volcano eruptions produced a "volcanic ...
Earth Sciences
Nov 17, 2021
3
562
Stand on the ocean's shore and take a big whiff of the salt spray and you'll smell the unmistakably pungent scent of the sea. That ripe, almost rotting smell? That's sulfur.
Earth Sciences
Oct 11, 2021
2
540
Traces of the gas phosphine point to volcanic activity on Venus, according to new research from Cornell University.
Planetary Sciences
Jul 12, 2021
12
4703
Historically, coal-fired power plants were the largest source of reactive sulfur, a component of acid rain, to the biosphere. A new study recently publishing Aug. 10 in the journal Nature Geoscience shows that fertilizer ...
Earth Sciences
Aug 10, 2020
0
658
Chemical reactions deep below ground affect water quality, but methods for "seeing" them are time-consuming, expensive and limited in scope. A Penn State-led research team found that seismic waves can help to identify these ...
Earth Sciences
Jul 27, 2020
0
198
Air-quality alerts often include the levels of particulate matter, small clumps of molecules in the lower atmosphere that can range in size from microscopic to visible. These particles can contribute to haze, clouds, and ...
Environment
Nov 25, 2019
0
198
In the search for extraterrestrial life, scientists have turned over all sorts of rocks.
Space Exploration
Mar 30, 2018
24
768
The planet is warming at an unprecedented rate and reducing emissions of greenhouse gasses alone is not enough to remove the risk.
Earth Sciences
Dec 12, 2016
15
1012
High in the sky, water in clouds can act as a temptress to lure airborne pollutants such as sulfur dioxide into reactive aqueous particulates. Although this behavior is not incorporated into today's climate-modeling scenarios, ...
Materials Science
May 9, 2011
2
0
