Cassini spies Earth's twin planet from Saturn orbit
(Phys.org) —A distant world gleaming in sunlight, Earth's twin planet, Venus, shines like a bright beacon in images taken by NASA's Cassini spacecraft in orbit around Saturn.
View ArticleWhere are the best windows into Europa's interior?
(Phys.org) —The surface of Jupiter's moon Europa exposes material churned up from inside the moon and also material resulting from matter and energy coming from above. If you want to learn about the...
View ArticleScientists determine activation barrier in ammonia-sulfuric acid clusters...
(Phys.org) —Ammonia must overcome an energy barrier to join sulfuric acid and water to create clusters that can lead to cloud formation, according to scientists at Pacific Northwest National Laboratory...
View ArticleConifer scent influences climate
(Phys.org) —Conifers emit volatile hydrocarbons, primarily terpenes, which we experience as the characteristic smell of the woods. In a complicated series of reactions involving ozone and sulfur...
View ArticleCLOUD experiment researchers show emissions from forests influence very first...
Clouds play a critical role in Earth's climate. Clouds also are the largest source of uncertainty in present climate models, according to the latest report of the Intergovernmental Panel on Climate...
View ArticleMexico acid leak leaves orange river, toxic water
Ramona Yesenia stood in her town square with two empty jugs, waiting for water to replace the municipal supply contaminated by a chemical spill that turned Mexico's Sonora river orange.
View ArticleDimethylamine can tremendously enhance atmospheric particle formation
It has been known for several years that sulfuric acid contributes to the formation of tiny aerosol particles, which play an important role in the formation of clouds. The new study by Kürten et al....
View ArticleSmall volcanic eruptions could be slowing global warming
Small volcanic eruptions might eject more of an atmosphere-cooling gas into Earth's upper atmosphere than previously thought, potentially contributing to the recent slowdown in global warming,...
View ArticleNASA considers possibilities for manned mission to Venus
(Phys.org) —NASA's Systems Analysis and Concepts Directorate has issued a report outlining a possible way for humans to visit Venus, rather than Mars—by hovering in the atmosphere instead of landing on...
View ArticleWhy is Venus so horrible?
Venus sucks. Seriously, it's the worst. The global temperature is as hot as an oven, the atmospheric pressure is 90 times Earth, and it rains sulfuric acid. Every part of the surface of Venus would...
View ArticleSmall volcanic eruptions partly explain 'warming hiatus'
The "warming hiatus" that has occurred over the last 15 years has been partly caused by small volcanic eruptions.
View ArticleEngineering undergraduates characterize sulfur emissions from Hawaiian volcano
Since 1983, the 180,000 residents of the Big Island of Hawaii have lived in the wake of the pollution caused by the active shield volcano Kilauea. The destructive nature of the volcanic smog ("vog")...
View ArticleResearchers develop an infrared camera that detects one of the main causes of...
A spin-off of the Universidad Carlos III de Madrid (UC3M), SENSIA Solutions, has developed the first infrared camera for detecting sulfur dioxide (SO2), a gas that is considered one of the greatest...
View ArticleRed cedar tree study shows that Clean Air Act is reducing pollution,...
A collaborative project involving a Kansas State University ecologist has shown that the Clean Air Act has helped forest systems recover from decades of sulfur pollution and acid rain.
View ArticleUnique chemistry in hydrogen catalysts
Making hydrogen easily and cheaply is a dream goal for clean, sustainable energy. Bacteria have been doing exactly that for billions of years, and now chemists at the University of California, Davis,...
View ArticleProbing hydrogen catalyst assembly
Biochemical reactions sometimes have to handle dangerous things in a safe way. New work from researchers at UC Davis and Stanford University shows how cyanide and carbon monoxide are safely bound to an...
View ArticleNew England lakes recovering rapidly from acid rain
For more than 40 years, policy makers have been working to reduce acid rain, a serious environmental problem that can devastate lakes, streams, and forests and the plants and animals that live in these...
View ArticleOnly above-water microbes play a role in cave development
Only the microbes located above the water's surface contribute to the development of hydrogen-sulfide-rich caves, suggests an international team of researchers. Since 2004, researchers have been...
View ArticleTotally repellent: Quick and easy coating process makes surfaces omniphobic
Surfaces that repel all dirt and graffiti, are easy to clean, and cause liquids to bead up and slide off (like the frequently mentioned lotus blossom), are high on the wish lists of engineers and...
View ArticleDark stripes on UV images of Venus are not connected with sulfur
The beautiful dark stripes on ultraviolet images of Venus's disc are in no way connected with the crystalline sulfur particles in its atmosphere – the ultraviolet is absorbed by another substance. This...
View ArticleStudy finds declining sulfur levels
Air pollution legislation to control fossil fuel emissions and the associated acid rain has worked - perhaps leading to the need for sulfur fertilizers for crop production. A University of Illinois...
View ArticleWhat is the weather like on Venus?
Venus is often called Earth's "Sister Planet" because of all the things they have in common. They are comparable in size, have similar compositions, and both orbit within the Sun's habitable zone. But...
View ArticleThousands of geese die after landing in toxic US water
Thousands of migrating geese have died after taking refuge from a snowstorm in toxic mine waters in the western United States, mine officials have said.
View ArticleMitigating the risk of geoengineering: Aerosols could cool the planet without...
The planet is warming at an unprecedented rate and reducing emissions of greenhouse gasses alone is not enough to remove the risk.
View ArticleCould dark streaks in Venus' clouds be microbial life?
The question of life on Venus, of all places, is intriguing enough that a team of U.S. and Russian scientists working on a proposal for a new mission to the second planet—named Venera-D—are considering...
View ArticleEfficient approach to leaching lithium and cobalt from recycled batteries
Rechargeable lithium ion batteries power our phones and tablets they drive us from A to B in electric vehicles, and have many applications besides. Unfortunately, the devices that they power can fail...
View ArticleNew hydronium-ion battery presents opportunity for more sustainable energy...
A new type of battery developed by scientists at Oregon State University shows promise for sustainable, high-power energy storage.
View ArticleUsing sulfur to store solar energy
Researchers of Karlsruhe Institute of Technology (KIT) and their European partners plan to develop an innovative sulfur-based storage system for solar power. Large-scale chemical storage of solar power...
View ArticleMining for answers on abandoned mines
Soil scientist Jim Ippolito believes in local solutions to local problems. The problem he's working on is contaminated soils near abandoned mines.
View ArticleRenewable resource: To produce vital lipoic acid, sulfur is used, then...
New research shows how a protein is consumed and then reconstituted during the production of lipoic acid, a compound required by our bodies to convert energy from food into a form that can be used by...
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