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Elderly People Require Better Fire Prevention, Report Finds
If you are over seventy
years old, your chances of
dying in a fire at home are
four times as high as they
are for the rest of the
... > full story
Converting Sunlight Into Electricity: European Project Breaks Efficiency Record
Scientists have developed
photovoltaic multi-junction
solar cells which are able
to convert 39.7% of the
energy of sun light into
... > full story
New System Proposed To Optimize Combined Energy Use
Engineers in Spain have
developed an algorithm that
can optimize hybrid
electricity generation
systems through combined use
of renewable energies, such
... > full story
Next-generation Particle Accelerator -- ALICE -- Accelerates To 4-Million-Volt Milestone
A major milestone has been
achieved in the completion
of the UK's next-generation
particle accelerator, ALICE,
which is set to produce an
... > full story
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Hybrid Cars Too Quiet For Pedestrian Safety? Add Engine Noise, Say Researchers
November 19, 2008 — Hybrid and electric vehicles do not emit the sounds pedestrians and bicyclists are accustomed to hearing as a vehicle approaches them. Human factors/ergonomics researchers examined participants' ... > full story -
Precise Measurement Of Phenomenon Advances Solar Cell Understanding
November 18, 2008 — Researchers have shed light on a basic process that could improve future solar cells. They have now directly measured the rate of hole transfer between identical porphyrin compounds in their ground ... > full story -
Energy and the Environment
Energy Technology
Renewable Energy
Environmental Science
Sustainability
Petroleum
Can Renewable Energy Be Sustained?
November 18, 2008 — Engineers and entrepreneurs are rushing to explore alternative sources of efficient and renewable energy. One professor has strong words of caution as projects involving wind farms and photovoltaic ... > full story -
'Powerhouses' From Living Cells Power New Explosives Detector
November 17, 2008 — Researchers in Missouri have borrowed the technology that living cells use to produce energy to develop a tiny, self-powered sensor for rapid detection of hidden explosives. The experimental sensor, ... > full story -
Nanoparticles In The Home: More And Smaller Than Previously Detected
November 14, 2008 — Extremely small nanoscale particles are released by common kitchen appliances in abundant amounts, greatly outnumbering the previously detected, larger-size nanoparticles emitted by these appliances, ... > full story -
Liquid Or Solid? Charged Nanoparticles In Lipid Membrane Decide
November 13, 2008 — Patchiness in phospholipid membranes is fundamental to their use as biomolecules and biosensors. Using charged nanoparticles, researchers at the University of Illinois have found a new way to ... > full story -
New Small-scale Generator Produces Alternating Current By Stretching Zinc Oxide Wires
November 10, 2008 — Researchers have developed a new type of small-scale electric power generator able to produce alternating current through the cyclical stretching and releasing of zinc oxide wires encapsulated in a ... > full story -
Detecting Tiny Twists With A Nanomachine
November 7, 2008 — Scientists have developed a nanoscale spin-torsion oscillator that can measure miniscule amounts of twisting or torque in a metallic nanowire. The device can be used to uncover spin-dependent ... > full story -
Tiny Solar Cells Built To Power Microscopic Machines
November 7, 2008 — Some of the tiniest solar cells ever built have been successfully tested as a power source for even tinier microscopic machines -- for example, an inch-long array of 20 of these cells, each one about ... > full story -
High-temperature Superconductors: New Method Exploring 'Energy Gap' Shows Electron Pairs Exist Before Superconductivity Sets In
November 7, 2008 — Like astronomers tweaking images to gain a more detailed glimpse of distant stars, physicists have found ways to sharpen images of the energy spectra in high-temperature superconductors -- materials ... > full story
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