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News articles about "Science"

Cone Snail Venom Holds Promise for Medical Treatments for Cancer and Addiction

Released 13 Jan 2015 6 00 PM ESTSource Newsroom Florida Atlantic University more news from this source Contact Information Available for logged in reporters only Citations Journal of Biological ChemistryJan 15 2015 While considered a ... - Read More

Chemical Dial Controls Attraction Between Water-Repelling Molecules

adding here or replacing there “Another implication of our research ” Gellman says “is that those changes can have profound effects that have not previously been understood ” Permalink to this article Comment Share ... - Read More

Chemists show proof of concept for new method of accelerating drug discovery research

Chemists have made a significant advancement to directly functionalize C H bonds in natural products by selectively installing new carbon carbon bonds into highly complex alkaloids and nitrogen containing drug molecules C H functionalization is ... - Read More

Wonder material silicene still stands just out of reach

Silicene is the thinnest form of silicon It is metallic has graphene like mobile carriers and can behave like a semiconductor The wonder material could lead to even smaller electronics but challenges remain in this ... - Read More

Estimated social cost of climate change not accurate, scientists say

The economic damage caused by a ton of carbon dioxide emissions often referred to as the social cost of carbon could actually be six times higher than the value that the United States now uses ... - Read More

Water, water, everywhere: Controlling the properties of nanomaterials

Scientists at the US Department of Energy's Oak Ridge National Laboratory are learning how the properties of water molecules on the surface of metal oxides can be used to better control these minerals and use ... - Read More

New catalyst process uses light, not metal, for rapid polymerization

A team of chemistry and materials science experts from University of California Santa Barbara and The Dow Chemical Company has created a novel way to overcome one of the major hurdles preventing the widespread use ... - Read More

Mercury from gold mines accumulates far downstream

Researchers have determined that the health risks taken on by artisanal small scale gold miners extend far beyond the miners themselves Based on a study of gold mining operations in Peru the miners' practices not ... - Read More

From the bottom up: Manipulating nanoribbons at the molecular level

Narrow strips of graphene called nanoribbons exhibit extraordinary properties that make them important candidates for future nanoelectronic technologies A barrier to exploiting them however is the difficulty of controlling their shape at the atomic scale ... - Read More

Solar cell polymers with multiplied electrical output

One challenge in improving the efficiency of solar cells is that some of the absorbed light energy is lost as heat So scientists have been looking to design materials that can convert more of that ... - Read More

Water, Water, Everywhere -- Controlling the Properties of Nanomaterials

Wendy Hames and Katie Bethea Published Work H W Wang M DelloStritto N Kumar A I Kolesnikov P R C Kent J D Kubicki D J Wesolowski and J O Sofo “Vibrational density of states ... - Read More

More sun means fewer children, grandchildren, Norwegian study finds

A new study from the Norwegian University of Science and Technology shows that increased UV radiation can have an effect on human fertility over generations Gine Roll Skjærvø at the Norwegian University of Science and ... - Read More

Making synthetic materials more impervious: fewer plastic substances in food

Synthetic materials are convenient in many respects but they have one disadvantage they are permeable to gases In order to make plastic more impervious Ruhr Universität engineers apply wafer thin layers on surfaces This would ... - Read More

What's in the grime tarnishing the Taj Mahal?

Every several years workers apply a clay mask to India's iconic but yellowing Taj Mahal to remove layers of grime and reveal the white marble underneath Now scientists are getting to the bottom of what ... - Read More

Oil sand mining is not polluting Athabasca Delta, new sampling method reveals

A new study into the pre industrial baseline levels of heavy metals in sediment carried by the Athabasca River shows that emissions from the Alberta oil sands and other human activities have not yet increased ... - Read More

'Seeing' hydrogen atoms to unveil enzyme catalysis that may play key role in cancer drug development

Enzymes are catalysts that speed up chemical reactions in living organisms and control many cellular biological processes by converting a molecule or substrate into a product used by the cell For scientists understanding details of ... - Read More

Deep Space Climate Observatory to provide 'EPIC' views of Earth

NASA has contributed two Earth science instruments for NOAA's space weather observing satellite called the Deep Space Climate Observatory or DSCOVR set to launch in January 2015. One of the instruments called EPIC or Earth ... - Read More

Compact batteries enhanced by spontaneous silver matrix formations

In a promising lithium based battery the formation of a highly conductive silver matrix transforms a material otherwise plagued by low conductivity To optimize these multi metallic batteries and enhance the flow of electricity scientists ... - Read More

Exposure to nanoparticles may threaten heart health

Nanoparticles extremely tiny particles measured in billionths of a meter are increasingly everywhere and especially in biomedical products Their toxicity has been researched in general terms but now a team of Israeli scientists has for ... - Read More

Neuroprosthetics for paralysis: Biocompatible, flexible implant slips into the spinal cord

EPFL scientists have managed to get rats walking on their own again using a combination of electrical and chemical stimulation But applying this method to humans would require multifunctional implants that could be installed for ... - Read More
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