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News articles about "Chemistry"

Flexible, stretchable fire-ant rafts

Structure, Structure
What do Jell O toothpaste and floating fire ant rafts have in common All are so called viscoelastic materials meaning that they can both resist flow under stress like honey and they can bounce back ... - Read More

Better combustion through plasma

Mix together air fuel and heat and you get combustion the chemical reaction that powers most engines in planes trains and automobiles And if you throw in some ionized gas plasma it turns out you ... - Read More

Making a gem of a tiny crystal: Slowly cooled DNA transforms disordered nanoparticles into orderly crystal

Crystal
Nature builds flawless diamonds sapphires and other gems Now a Northwestern University research team is the first to build near perfect single crystals out of nanoparticles and DNA using the same structure favored by nature ... - Read More

Breathalyzers Could Test Blood Sugar

Released 11 27 2013 10 00 AM ESTSource Newsroom Dick Jones Communications Nov 28 2013 Finger pricks may soon be a thing of the past for diabetics Researchers at Western New England University have created ... - Read More

Even if emissions stop, carbon dioxide could warm Earth for centuries

Emissions
Even if carbon dioxide emissions came to a sudden halt the carbon dioxide already in Earth's atmosphere could continue to warm our planet for hundreds of years according to Princeton University led research published in ... - Read More

Rain as acidic as lemon juice may have contributed to ancient mass extinction

Lemon juice
Rain as acidic as undiluted lemon juice may have played a part in killing off plants and organisms around the world during the most severe mass extinction in Earth's history About 252 million years ago ... - Read More

Methane emissions vastly surpass previous estimates

Government calculations of total U S methane emissions may underestimate the true values by 50 percent a new study finds The results are published the week of November 25 in the early online edition of ... - Read More

How scavenging fungi became a plant's best friend

Fungi
Glomeromycota is an ancient lineage of fungi that has a symbiotic relationship with roots that goes back nearly 420 million years to the earliest plants More than two thirds of the world's plants depend on ... - Read More

Ancient minerals: Which gave rise to life?

Minerals, Minerals
Life originated as a result of natural processes that exploited early Earth's raw materials Scientific models of life's origins almost always look to minerals for such essential tasks as the synthesis of life's molecular building ... - Read More

Copper promises cheaper, sturdier fuel cells

Fuel, Fuel cells
Copper adorns the Statue of Liberty makes sturdy affordable wiring and helps our bodies absorb iron Now researchers at Duke University would like to use copper to transform sunlight and water into a chemical fuel ... - Read More

Steering electrons along chemical bonds

Chemical bonds, Chemical bonds
Electron motions induced by a strong electric field are mapped in space and time with the help of femtosecond x ray pulses An x ray movie of the crystal lithium hydride shows that the electric ... - Read More

Ultra-sensitive force sensing with levitating nanoparticle

Nanoparticle, Nanoparticle
A recent study led by researchers of the Institute of Photonic Sciences ICFO achieved the highest force sensitivity ever observed with a nano mechanical resonator The scientific results of this study have been published in ... - Read More

Scientists ID new catalyst for cleanup of nitrites

Catalyst
Chemical engineers at Rice University have found a new catalyst that can rapidly break down nitrites a common and harmful contaminant in drinking water that often results from overuse of agricultural fertilizers Nitrites and their ... - Read More

Nanotubes can solder themselves, markedly improving device performance

Carbon, carbon
University of Illinois researchers have developed a way to heal gaps in wires too small for even the world's tiniest soldering iron Led by electrical and computer engineering professor Joseph Lyding and graduate student Jae ... - Read More

New materials with potential biomedical applications

Bisphosphonates are a group of compounds that have become well known and are extensively used as drugs for treating bone related diseases such as osteoporosis New uses for bisphosphonates were discovered as their ability to ... - Read More

Research paves path for hybrid nano-materials to replace pills, human tissue

A team of researchers has uncovered critical information that could help scientists understand how protein polymers interact with other self assembling biopolymers The research helps explain naturally occurring nano material within cells and could one ... - Read More

X-ray laser can solve protein structures from scratch

X-ray, Protein structures
A study shows for the first time that X ray lasers can be used to generate a complete 3 D model of a protein without any prior knowledge of its structure An international team of ... - Read More

Sticky Business: Magnetic Pollen Replicas Offer Multimodal Adhesion

Released 11 21 2013 4 00 PM ESTSource Newsroom Georgia Institute of Technology more news from this source Nov 27 2013 Researchers have created magnetic replicas of sunflower pollen grains using a wet chemical layer ... - Read More

Underwater 'tree rings' show 650 years of sea ice change

sea, Ice
Almost 650 years of annual change in sea ice cover can been seen in the calcite crust growing among layers of seafloor algae says a new study from the University of Toronto Mississauga UTM This ... - Read More

Global warming in the Canadian arctic

Ph D student Karita Negandhi and professor Isabelle Laurion from INRS'Eau Terre Environnement Research Centre in collaboration with other Canadian U S and French researchers have been studying methane emissions produced by thawing permafrost in ... - Read More
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