News tagged with natural source

Fiber laser points to woven 3-D displays

Most light emitters, from candles to light bulbs to computer screens, look the same from any angle. But in a paper published this week on the Nature Photonics website, MIT researchers report the development of a n ...

Physics / Optics & Photonics

created Mar 12, 2012 | popularity 4.7 / 5 (9) | comments 1 | with audio podcast

Alternative-energy innovations on display

Climate change is in dispute. Oil and gas are staging a comeback. Republicans are questioning federal funding for energy research as a waste of money in a time of deficits.

Technology / Energy & Green Tech

created Mar 06, 2012 | popularity 3.7 / 5 (3) | comments 1

Is seaweed the future of biofuel?

As scientists continue the hunt for energy sources that are safer, cleaner alternatives to fossil fuel, an ever-increasing amount of valuable farmland is being used to produce bioethanol, a source of transportation fuel. ...

Technology / Energy & Green Tech

created Mar 05, 2012 | popularity 4 / 5 (2) | comments 0

Transparent iron? For the first time, an experiment shows that atomic nuclei can become transparent

At the high-brilliance synchrotron light source PETRA III, a team of DESY scientists headed by Dr. Ralf Röhlsberger has succeeded in making atomic nuclei transparent with the help of X-ray light. At the ...

Physics / General Physics

created Feb 08, 2012 | popularity 4.8 / 5 (12) | comments 3 | with audio podcast

A 'natural' solution for transportation

As the United States transitions away from a primarily petroleum-based transportation industry, a number of different alternative fuel sources—ethanol, biodiesel, electricity and hydrogen—have each ...

Technology / Energy & Green Tech

created Feb 03, 2012 | popularity 3.6 / 5 (7) | comments 22

Worker ants paralyze and kill termites from afar

Worker ants from a particular species of African ants have potent venom that can paralyze and kill termites from a distance, according to a study published Dec. 14 in the online journal PLoS ONE.

Biology / Plants & Animals

created Dec 14, 2011 | popularity 5 / 5 (2) | comments 10

Test for carbon capture leaks developed

Scientists have developed the first ever fail-safe test to check for carbon dioxide (CO2) leaks from carbon capture and storage sites deep underground.

Space & Earth / Earth Sciences

created Dec 14, 2011 | popularity not rated yet | comments 2

Researchers unravel the mystery of quantum dot blinking

(PhysOrg.com) -- Research by Los Alamos scientists published today in the journal Nature documents significant progress in understanding the phenomenon of quantum-dot blinking. Their findings should enhanc ...

Nanotechnology / Nanophysics

created Nov 09, 2011 | popularity 5 / 5 (12) | comments 1 | with audio podcast

Study presents new insight into plant immunity

Researchers have identified an important cog in the molecular machinery of plant immunity - a discovery that could help crop breeders produce disease-resistant varieties to help ensure future food security. There may also ...

Biology / Biotechnology

created Oct 02, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Natural gas can play major role in greenhouse gas reduction

Natural gas is important in many sectors of the economy: for generating electricity, as a heat source for industry and buildings, and in chemical feedstock. Given the abundance of natural gas available through large global ...

Space & Earth / Environment

created Jun 10, 2011 | popularity 4 / 5 (1) | comments 6

Neutron analysis explains dynamics behind best thermoelectric materials

Neutron analysis of the atomic dynamics behind thermal conductivity is helping scientists at the Department of Energy's Oak Ridge National Laboratory gain a deeper understanding of how thermoelectric materials ...

Physics / Condensed Matter

created Jun 06, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

UN aims for biodiversity treaty by July 2012

A global treaty on the harvesting of genetic resources will probably be ratified by July 2012, the UN executive secretary on biological diversity said Tuesday.

Biology / Ecology

created May 31, 2011 | popularity 5 / 5 (1) | comments 0

Report claims U.S. can curb carbon emissions while boosting domestic oil production

A report from the Massachusetts Institute of Technology (MIT) and The University of Texas at Austin urges the U.S. to accelerate efforts to pursue carbon capture and storage (CCS) in combination with enhanced oil recovery ...

Space & Earth / Environment

created May 24, 2011 | popularity not rated yet | comments 1

US energy use chart shows we waste more than half of our energy

(PhysOrg.com) -- This flow chart of the estimated US energy use in 2009, assembled by the Lawrence Livermore National Laboratory (LLNL), paints a pretty sobering picture of our energy situation. To begin with, ...

Technology / Energy & Green Tech

created Apr 09, 2011 | popularity 3.5 / 5 (27) | comments 101 | with audio podcast report

Some ingredients in 'green' products come from petroleum rather than natural sources

With more and more environmentally conscious consumers choosing "green" products, scientists today reported that the first reality check has revealed that the ingredients in those products may come from a ...

Space & Earth / Environment

created Mar 29, 2011 | popularity 5 / 5 (3) | comments 2