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News articles about "Water"

Chemists challenge conventional understanding of how photocatalysis works

Photocatalysis catalysis assisted by light is a promising route to convert solar energy into chemical fuels Particularly appealing is the possibility to use photocatalysis to split water molecules into molecular hydrogen Although photocatalysis has been ... - Read More

Safe alternatives to BPA: New technology may help identify

Numerous studies have linked exposure to bisphenol A BPA in plastic receipt paper toys and other products with various health problems from poor growth to cancer and the FDA has been supporting efforts to find ... - Read More

Water caged in buckyballs: Work on 'spin isomer conversion' may enhance magnetic resonance imaging

In a new paper in the Journal of Chemical Physics produced by AIP Publishing a research team in the United Kingdom and the United States describes how water molecules caged in fullerene spheres buckyballs are ... - Read More

Weak chemical forces combined to strengthen novel imaging technology

When Associate Professor of Chemical and Biomolecular Engineering Hyunjoon Kong graduate student Cartney Smith and colleagues set out to improve MR imaging MRI they turned current contrast agent technology on its head or rather they ... - Read More

New, fossil-fuel-free process makes biodiesel sustainable

A new fuel cell concept developed by an Michigan State University researcher will allow biodiesel plants to eliminate the creation of hazardous wastes while removing their dependence on fossil fuel from their production process The ... - Read More

Emissions from forests influence very first stage of cloud formation

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 Change Much of the ... - Read More

Control methane now, greenhouse gas expert warns

As the shale gas boom continues the atmosphere receives more methane adding to Earth’s greenhouse gas problem Robert Howarth greenhouse gas expert and ecology and environmental biology professor fears that we may not be many ... - Read More

Fate of methane following Deepwater Horizon spill examined by researchers

The 2010 Deepwater Horizon blowout discharged roughly five million barrels of oil and up to 500 000 metric tonnes of natural gas into Gulf of Mexico offshore waters over a period of 84 days In ... - Read More

Graphene and painkiller receptor combined into scalable chemical sensor

Almost every biological process involves sensing the presence of a certain chemical Finely tuned over millions of years of evolution the body's different receptors are shaped to accept certain target chemicals When they bind the ... - Read More

Toxicologists outline key health and environmental concerns associated with hydraulic fracturing

Date May 9 2014 Source Society of Toxicology Summary Since the rise in the use of hydraulic fracturing of shale to produce natural gas and oil many have debated the merits and detractions of the ... - Read More

High-efficiency water treatment using light using a novel UV-light system

Many harmful substances in waste water stubbornly resist being broken down by biological waste water treatment plants Fraunhofer researchers have developed a photochemical reaction system in which water can be reliably treated at high flow ... - Read More

A hydrogel that knows when to go

Rice University bioengineers have created a hydrogel that instantly turns from liquid to semisolid at close to body temperature and then degrades at precisely the right pace The gel shows potential as a bioscaffold to ... - Read More

Luminescent nanocrystal tags enable rapid detection of multiple pathogens in a single test

A research team using tunable luminescent nanocrystals as tags to advance medical and security imaging have successfully applied them to high speed scanning technology and detected multiple viruses within minutes The research led by Macquarie ... - Read More

Water from improved sources (such as piped water and bore holes) is not consistently safe

Although water from improved sources such as piped water and bore holes is less likely to contain fecal contamination than water from unimproved sources improved sources in low and middle income countries are not consistently ... - Read More

Greenland melting due equally to global warming, natural variations

The rapid melting of Greenland glaciers is captured in the documentary Chasing Ice The retreat of the ice edge from one year to the next sends more water into the sea Now University of Washington ... - Read More

As carbon dioxide levels rise, some crop nutrients will fall, researchers find

Researchers have some bad news for future farmers and eaters As carbon dioxide levels rise this century some grains and legumes will become significantly less nutritious than they are today The new findings are reported ... - Read More

Environmental hormones: Tiny amounts, big effects on fish

Empty nets and few species environmental hormones are believed responsible for the diminishing numbers of fish How damaging are these substances really though Studies that depict a complete picture of the lives of fish provide ... - Read More

Nature’s chemical diversity reflected in Swedish lakes

It's not only the biology of lakes that varies with the climate and other environmental factors it's also their chemistry More knowledge about this is needed to understand the ecology of lakes and their role ... - Read More

Synthesized 'solar' jet fuel: Renewable kerosene from sunlight, water and carbon dioxide

With the first ever production of synthesized solar jet fuel the EU funded SOLAR JET project has successfully demonstrated the entire production chain for renewable kerosene obtained directly from sunlight water and carbon dioxide CO2 ... - Read More

Undersea warfare: Viruses hijack deep-sea bacteria at hydrothermal vents

More than a mile beneath the ocean's surface as dark clouds of mineral rich water billow from seafloor hot springs called hydrothermal vents unseen armies of viruses and bacteria wage war Like pirates boarding a ... - Read More
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