News tagged with alternative

Easing Atmospheric CO2 Levels Using Nanotubes and Sunlight

(PhysOrg.com) -- Researchers at The Pennsylvania State University have determined a way to use arrays of nanotubes in a solar-based process to convert carbon dioxide and water into methane and other hydrocarbon ...

Nanotechnology / Nanomaterials

created Feb 16, 2009 | popularity 4 / 5 (23) | comments 32 feature

Nanosheet catalyst discovered to sustainably split hydrogen from water

(Phys.org) -- Hydrogen gas offers one of the most promising sustainable energy alternatives to limited fossil fuels. But traditional methods of producing pure hydrogen face significant challenges in unlocking ...

Chemistry / Materials Science

created May 10, 2012 | popularity 5 / 5 (15) | comments 57 | with audio podcast

Quantum dots brighten the future of lighting

(Phys.org) -- With the age of the incandescent light bulb fading rapidly, the holy grail of the lighting industry is to develop a highly efficient form of solid-state lighting that produces high quality white ...

Nanotechnology / Nanomaterials

created May 08, 2012 | popularity 4.8 / 5 (8) | comments 2 | with audio podcast

New catalyst for safe, reversible hydrogen storage

(PhysOrg.com) -- Scientists at the Brookhaven National Laboratory and collaborators have developed a new catalyst that reversibly converts hydrogen gas and carbon dioxide to a liquid under very mild conditions. ...

Chemistry / Materials Science

created Mar 18, 2012 | popularity 4.7 / 5 (15) | comments 34 | with audio podcast

Engineered molecule changes itself to detect and attack diseased cells

(PhysOrg.com) -- Assistant Professor of Bioengineering Christina Smolke has engineered biological molecules that regulate a cell's behavior by adjusting their own forms and functions in response to the internal conditions ...

Biology / Biotechnology

created Nov 30, 2010 | popularity 5 / 5 (4) | comments 1 | with audio podcast

Could solar wind power Earth?

(PhysOrg.com) -- As we strive to find sources of alternative energy, a number of researchers continue to look to what we consider the ultimate in renewable energy -- the sun. However, on earth creating efficient ...

Technology / Energy & Green Tech

created Oct 04, 2010 | popularity 4.1 / 5 (27) | comments 24 | with audio podcast weblog

Abu Dhabi to build 'world's largest' solar plant

French oil firm Total and Spain's Abengoa Solar will partner with Abu Dhabi's alternative energy company Masdar to build "the world's largest" concentrated solar power plant, Masdar announced on Wednesday.

Technology / Energy & Green Tech

created Jun 09, 2010 | popularity 4.7 / 5 (16) | comments 12

Sunlight shines on clean energy future: Simple inorganic semiconductor - silver orthophosphate - used to oxidize water

(PhysOrg.com) -- The production of clean energy and the treatment of waste water are set to become easier thanks to Australian National University researchers.

Chemistry / Materials Science

created Jun 08, 2010 | popularity 4.4 / 5 (16) | comments 5 | with audio podcast

Solar power coming to a store near you

(AP) -- Solar technology is going where it has never gone before: onto the shelves at retail stores where do-it-yourselfers can now plunk a panel into a shopping cart and bring it home to install.

Technology / Energy & Green Tech

created Dec 10, 2009 | popularity 4.6 / 5 (31) | comments 28

How a Solar-Hydrogen Economy Could Supply the World's Energy Needs

(PhysOrg.com) -- As the world's oil supply continues to dry out every day, the question of what will replace oil and other fossil fuels is becoming more and more urgent. According to the World Coal Institute, ...

Technology / Energy & Green Tech

created Aug 24, 2009 | popularity 4.1 / 5 (49) | comments 67 weblog

Surveillance vehicles take flight using alternative energy

Nearly undetectable from the ground, unmanned aerial vehicles (UAVs) are widely used by the military to scan terrain for possible threats and intelligence. Now, fuel cell powered UAVs are taking flight as ...

Technology / Energy & Green Tech

created Mar 30, 2009 | popularity 4.9 / 5 (7) | comments 5

Researchers create more efficient hydrogen fuel cells

Hydrogen fuel cells, like those found in some "green" vehicles, have a lot of promise as an alternative fuel source, but making them practical on a large scale requires them to be more efficient and cost effective.

Chemistry / Materials Science

created Mar 15, 2012 | popularity 5 / 5 (7) | comments 2 | with audio podcast

US National Academies panel recommends expanding alternative nuclear fusion experiments

(PhysOrg.com) -- The National Academies in the United States, made up of the four organizations: the National Academies of Science and Engineering, the Institute of Medicine and the National Research Council, has issued an interim report in the National Academies Press, advoc ...

Physics / General Physics

created Mar 08, 2012 | popularity 5 / 5 (24) | comments 34 | with audio podcast report

Which way does the wind blow? Let's find out!

On a bluff overlooking the Atlantic, Grady Koch spent a month watching ocean winds.

Technology / Energy & Green Tech

created Nov 03, 2011 | popularity 5 / 5 (2) | comments 1

Urine could be the answer to cheaper electricity

(PhysOrg.com) -- Urine can be an abundant fuel for electricity generation, according to British scientists in the first study of its kind.

Chemistry / Materials Science

created Nov 01, 2011 | popularity 4.5 / 5 (12) | comments 23 | with audio podcast