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Optimism about meeting 'Grand Challenge' of global prosperity

With ecological viability threatened world resources draining population burgeoning and despair running rampant the end is nigh Or not says Lawrence M Cathles Cornell professor of earth and atmospheric sciences In spite of our apparent ... - Read More

Learning how to convert heat directly into power: A thermoelectric materials emulator

Heat
Discovered in the 19th century thermoelectric materials have the remarkable property that heating them creates a small electrical current But enhancing this current to a level compatible with the needs of modern technologies has revealed ... - Read More

Gold nanoparticles give an edge in recycling carbon dioxide

Carbon, Carbon dioxide, Carbon dioxide, carbon
It's a 21st century alchemist's dream turning Earth's superabundance of carbon dioxide a greenhouse gas into fuel or useful industrial chemicals Researchers from Brown have shown that finely tuned gold nanoparticles can do the job ... - Read More

Fique fibers from Andes Mountains part of miracle solution for dye pollution, find scientists

Solution
A cheap and simple process using natural fibers embedded with nanoparticles can almost completely rid water of harmful textile dyes in minutes report Cornell University and Colombian researchers who worked with native Colombian plant fibers ... - Read More

Cold, salty and promiscuous: Gene-shuffling microbes dominate Antarctica's Deep Lake

Gene, Gene
Sequestered in Antarctica's Vestfold Hills Deep Lake became isolated from the ocean 3 500 years ago by the Antarctic continent rising resulting in a saltwater ecosystem that remains liquid in extreme cold and providing researchers ... - Read More

Erratic proteins: New insights into a transport mechanism

Proteins, Proteins, proteins
The outer membrane of bacteria contains many proteins that form tiny pores They are important for absorbing nutrients and transmitting signals into the cell The research group of Sebastian Hiller Professor of Structural Biology at ... - Read More

Engineers invent programming language to build synthetic DNA

DNA, DNA, DNA, DNA, DNA, DNA
Similar to using Python or Java to write code for a computer chemists soon could be able to use a structured set of instructions to program how DNA molecules interact in a test tube or ... - Read More

New metabolic pathway to more efficiently convert sugars into biofuels

sugars
UCLA chemical engineering researchers have created a new synthetic metabolic pathway for breaking down glucose that could lead to a 50 percent increase in the production of biofuels The new pathway is intended to replace ... - Read More

Study Finds Tungsten in Aquifer Groundwater Controlled by pH, Oxygen

Released 9 30 2013 2 00 PM EDTSource Newsroom Kansas State University more news from this source Saugata Datta785 532 2241sdatta@k state edu Oct 1 2013 MANHATTAN Kan Two Kansas geologists are helping shed new ... - Read More

First step to reduce plant need for nitrogen fertilizer uncovered

Nitrogen fertilizer costs U S farmers approximately $8 billion each year and excess fertilizer can find its way into rivers and streams damaging the delicate water systems Now a discovery by a team of University ... - Read More

3-D models of electrical streamers

Medical
Streamers may be great for decorating a child's party but in dielectrics they are the primary origin of electric breakdown They can cause catastrophic damage to electrical equipment harm the surrounding environment and lead to ... - Read More

Novel technology to produce gasoline by a metabolically-engineered microorganism

Microorganism, Gasoline
Scientists succeeded in producing 580 mg of gasoline per litre of cultured broth by converting in vivo generated fatty acid For many decades we have been relying on fossil resources to produce liquid fuels such ... - Read More

Antibiotic resistance in agricultural environments: A call to action

Antibiotic resistant pathogens are an emerging critical human health issue The World Health Organization WHO has declared antibiotic resistance as a top health issue worldwide Two million Americans are infected each year with diseases resistant ... - Read More

Can bacteria combat oil spill disasters?

Bacteria, bacteria
Teams of international scientists have decrypted the effectiveness of two types of bacteria which could be used in the future to help combat oil spill disasters According to a report written by scientists from the ... - Read More

Earth's history to be rewritten: Oxygen appeared 700 million years earlier than previously thought

Until now science has believed that oxygen in Earth's atmosphere has been around for roughly 2.3 billion years or roughly half way back along our planet's 4.6 billion year timeline However new research results provide ... - Read More

Tapping a valuable resource or invading the environment? Research examines the start of fracking in Ohio

Environment
A new study is examining methane and other components in groundwater wells in advance of drilling for shale gas that's expected over the next several years in an Ohio region Amy Townsend Small a University ... - Read More

Time to rethink misguided policies that promote biofuels to protect climate, experts say

Policymakers need to rethink the idea of promoting biofuels to protect the climate because the methods used to justify such policies are inherently flawed according to a University of Michigan energy researcher In a new ... - Read More

Nanocrystal catalyst transforms impure hydrogen into electricity

Catalyst
The quest to harness hydrogen as the clean burning fuel of the future demands the perfect catalysts nanoscale machines that enhance chemical reactions Scientists must tweak atomic structures to achieve an optimum balance of reactivity ... - Read More

New device to revolutionize gaming in virtual realities

Friction
How is it possible to walk through 3D virtual realities while staying in one place Engineers from the Vienna University of Technology have solved this problem and are now introducing their Virtualizer Head mounted devices ... - Read More

New adsorbent is more effective and environmentally friendly for treating wastewater

A novel new adsorbent for removing emerging contaminants from wastewater that is more effective reusable and environmentally friendly has been developed by researchers in Temple University's Water and Environmental Technology WET Center The researchers used ... - Read More
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