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News articles about "Science"

Composite materials can be designed in a supercomputer 'virtual lab'

UCL scientists have shown how advanced computer simulations can be used to design new composite materials Nanocomposites which are widely used in industry are revolutionary materials in which microscopic particles are dispersed through plastics But ... - Read More

The gold standard: Affordable catalyst for energy and environmental applications

Precious elements such as platinum work well as catalysts in chemical reactions but require large amounts of metal and can be expensive However computational modeling below the nanoscale level may allow researchers to design more ... - Read More

Commonalities in how different glassy materials fail

Glass is mysterious It is a broad class of materials that extends well beyond the everyday window pane but one thing that these disparate glasses seem to have in common is that they have nothing ... - Read More

World record for compact particle accelerator: Researchers ramp up energy of laser-plasma 'tabletop' accelerator

Using one of the most powerful lasers in the world researchers have accelerated subatomic particles to the highest energies ever recorded from a compact accelerator The team from the U S Department of Energy's Lawrence ... - Read More

Ultrafast complex molecular simulations by ‘cutting up molecules’

Scientists at ITbM Nagoya University and AIST have developed an ultrafast quantum chemical method which allows rapid and accurate simulations of complex molecular systems consisting of thousands of molecules Nagoya Japan Professor Stephan Irle and ... - Read More

Complementary light switchable proteins and superresolution reveal moving protein complexes in live cells at single molecule level

Cells are restless They move during embryogenesis tissue repair regeneration chemotaxis Even in disease tumor metastasis cells get around To do this they have to keep reorganizing their cytoskeleton removing pieces from one end of ... - Read More

Nanoparticle cluster manufacturing technique using DNA binding protein developed

Scientists in South Korea used the Zinc Finger protein to develop a new manufacturing technique for size controllable magnetic Nanoparticle Clusters Professor Hak Sung Kim of the Department of Biological Sciences at Korea Advanced Institute ... - Read More

Looking at El Niño's past to predict its future

The El Niño Southern Oscillation is Earth's main source of year to year climate variability but its response to global warming remains highly uncertain Scientists see a large amount of variability in the El Niño ... - Read More

Chemicals released during natural gas extraction may harm reproduction, development

Unconventional oil and gas UOG operations combine directional drilling and hydraulic fracturing or fracking to release natural gas from underground rock Recent discussions have centered on potential air and water pollution from chemicals used in ... - Read More

Greenhouse gases linked to African rainfall

Scientists may have solved a long standing enigma known as the African Humid Period an intense increase in cumulative rainfall in parts of Africa that began after a long dry spell following the end of ... - Read More

Engineer applies robot control theory to improve prosthetic legs

A University of Texas at Dallas professor applied robot control theory to enable powered prosthetics to dynamically respond to the wearer's environment and help amputees walk In research available online and in an upcoming print ... - Read More

A new look at the finer details of rust show an assumed atomic structure has been wrong all along

Magnetite or Fe3O4 is an elaborate kind of rust a regular lattice of oxygen and iron atoms But this material plays an increasingly important role as a catalyst in electronic devices and in medical applications ... - Read More

New research paves the way for nano-movies of biomolecules

An international team including scientists from Arizona State University the University of Milwaukee Madison UMW and Germany's Deutsches Elektronen Synchrotron DESY have caught a light sensitive biomolecule at work using an X ray laser Their ... - Read More

Computers that teach by example: New computer system enables pattern-recognition systems to convey what they learn to humans

Computers are good at identifying patterns in huge data sets Humans by contrast are good at inferring patterns from just a few examples In a paper appearing at the Neural Information Processing Society's conference next ... - Read More

45-year physics mystery shows a path to quantum transistors

An odd iridescent material that's puzzled physicists for decades turns out to be an exotic state of matter that could open a new path to quantum computers and other next generation electronics Physicists at the ... - Read More

Gut bacteria from a worm can degrade plastic

Plastic is well known for sticking around in the environment for years without breaking down contributing significantly to litter and landfills But scientists have now discovered that bacteria from the guts of a worm known ... - Read More

Citizen science increases environmental awareness, advocacy

Citizen science boosts environmental awareness and advocacy more than previously thought and can lead to broader public support for conservation efforts according to a new study by researchers at Duke University's Nicholas School of the ... - Read More

A molecular thread: Flexible metal–organic frameworks with a range of pore sizes are made by threading through molecular ligands

The ability to 'thread' a molecular ligand through a metal organic framework MOF to alter the pore size of the material and yet allow the MOF to retain its crystallinity and principal structural features has ... - Read More

Upsetting the stability of super-small gold clusters generates multifaceted nanocrystals with potent catalytic properties

A*STAR researchers have devised a way to destabilize gold nanoclusters so that they form tiny atomic nuclei that then grow together into perfectly proportioned 12 sided dodecahedron crystals These unique polyhedra have energy rich surfaces ... - Read More

More Hispanics earning bachelor’s degrees in physical sciences and engineering

A new report from the American Institute of Physics AIP Statistical Research Center has found that the number of Hispanic students receiving bachelor's degrees in the physical sciences and engineering has increased over the last ... - Read More
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