science wire

A fortuitous discovery that grew out of a collaboration between UCLA engineers and physicians could potentially offer hope to the nearly 10 million Americans who suffer from peripheral arterial disease.

"We're learning the rules about how these lithographic particles self-assemble," said Thomas G. Mason, a UCLA professor of chemistry and physics and a member of the California NanoSystems Institute at UCLA.

Prizes signify exemplary science research and leadership Los Alamos, New Mexico, November 23, 2009—Commendations for exemplary scientific research and leadership have been bestowed upon Los Ala

November 19, 2009 — Coral Gables — The University of Miami (UM) College of Engineering has been awarded a grant totaling $421,000 over five years from the newly established National Hyper

Titanium dioxide nanoparticles, found in everything from cosmetics and sunscreen to paint and vitamins, caused systemic genetic damage in mice, according to a comprehensive study conducted by researchers at UCLA's Jonsson Comprehensive Cancer Center. The UCLA study is the first to show that the nanoparticles had such an effect, said senior study author Robert Schiestl, UCLA professor of pathology, radiation oncology and environmental health sciences and a Jonsson Cancer Center scientist.

These cells, known as circulating tumor cells, or CTCs, can provide critical information for examining and diagnosing cancer metastasis, determining patient prognosis, and monitoring the effectiveness of therapies.

Space scientists from UCL helped build part of a satellite that has detected the most distant and ancient object in the known universe.

16 November 2009 Rosetta's OSIRIS imaging system spotted an anticyclone over the South Pacific on the morning of 13 November.

The Laboratory recently received notice that it has received ARRA funding to participate in four geothermal projects with Pueblo of Jemez, New Mexico Tech, and the University of Utah.

Scientists use supercomputer to model a fundamental process in physics that could help explain how stars begin to explode into supernovae. Los Alamos, New Mexico, November 16, 2009 — Despite decades of research, understanding turbulence, the seemingly random motion of fluid flows, remains one of the major unsolved problems in physics.

Imperial inspires school pupils with creative science School pupils find out about the creativity of science as Imperial joins its neighbours for Creative Quarter 2009 - %0A " Monday 16 November 2009

13 November 2009 Images and data taken just before closest approach were downloaded this morning, and they show the lights of North America in the night and a glowing Southern Hemisphere. As Rosetta approached Earth, OSIRIS periodically imaged the Earth once every hour for 24 hours. The images from the green optical colour filter have been combined into a movie sequence.

Rosetta bound for outer Solar System after final Earth swingby 13 November 2009 This morning, mission controllers confirmed that ESA's comet chaser Rosetta had swung by Earth at 8:45 CET as planned,

13 November 2009 During the night of 12/13 November, scientists working at ESA's Optical Ground Station in Tenerife, Spain, conducted observations to view Rosetta as the satellite approached Earth.

12 November 2009 This spectacular image of our home planet was captured by the OSIRIS instrument on ESA's Rosetta comet chaser earlier today as the spacecraft approached Earth for the third and final swingby.

ESA spacecraft may help unravel cosmic mystery 12 November 2009 When Europe's comet chaser Rosetta swings by Earth tomorrow for a critical gravity assist, tracking data will be collected to precisely measure the satellite's change in orbital energy.

BERKELEY — University of California, Berkeley, chemists have discovered the secret to the success of a jellyfish protein whose green glow has made it the darling of biologists and the subject of the 2008 Nobel Prize in Physiology or Medicine.

£4.9 million to develop metamaterials for 'invisibility cloaks' and 'perfect lenses' Imperial receives major new funding grant from The Leverhulme Trust %0A " Imperial College London news rel

Research gives new insights into 4 billion year-old meteorites Scientists reveal how tiny grains inside Carbonaceous Chondrites preserved their ?primitive chemistry?

Rolls-Royce and the Engineering and Physical Sciences Research Council, (EPSRC), are to work jointly with three UK universities, including the University of Birmingham, in a new £50 million strategic

PA 287/09 When the Space Shuttle Atlantis is launched later this month 4,000 microscopic worms will be onboard. Their mission — to help experts in human physiology at The University of Nottingham understand more about what triggers the body to build — and lose — muscle. The worms are bound for the International Space Station (ISS) where they will experience the same weightless conditions which can cause dramatic muscle loss in astronauts.

Antoinette "Toni" Taylor, Stephen Becker, Joachim Birn, Lowell Brown, Patrick Colestock, and Samuel "Tom" Picraux have been designated 2009 LANL Fellows.

The Lord Mayor, Councillor Michael Wilkes, will return to his alma mater when he visits the University of Birmingham's School of Chemical Engineering to launch the Doctoral Training Centre (DTC) in Hydrogen, Fuel Cells and their Applications at 4pm on Wednesday 4th November.

PA 283/09 The efficiency of wind turbine blades is key to improving the efficiency of this sustainable energy source.

This year's awards bring the Los Alamos total to 113 since the Laboratory first entered the competition in 1978.

Watch Professor Steve Bramwell (London Centre of Nanotechnology ? a joint venture between UCL and Imperial) explain in under four minutes his discovery ?magnetricity?.

Awards honor the top 100 proven technological advances of the past year Los Alamos, New Mexico, November 4, 2009—Los Alamos National Laboratory recently learned that codevelopment of a high-res

Cause of common chronic diarrhoea revealed in new research Study results suggest a hormone deficiency causes bile acid diarrhoea - Imperial College London News Release For Immediate Release Monday 2

Solar wind generated by the sun is probably driven by a process involving powerful magnetic fields, according to a new study led by UCL researchers based on the latest observations from the Hinode satellite.

Materials scientists are for the first time attempting to create atomic-scale models that describe how voids are created, grow, and merge.

Through these simulations, scientists are developing a better understanding of how materials behave at the size scale of a nanometer, or one-billionth of a meter Los Alamos, New Mexico, October 29, 2009— Very tiny wires, called nanowires, made from such metals as silver and gold, may play a crucial role as electrical or mechanical switches in the development of future-generation ultrasmall nanodevices.

To achieve fusion scientists must put as much laser energy on target as possible, a task complicated by energy loss due to laser backscatter, or reflection Los Alamos, New Mexico, Oct 28, 2009—For years scientists have struggled with the difficult physics of inertial confinement fusion. This is the attempt to compress a target capsule containing isotopes of hydrogen with high-powered lasers to high enough pressure and temperature to initiate fusion burn.

The Roadrunner system is now beginning its transition to classified computing to assure the safety, security, and reliability of the U.S. nuclear deterrent.

Princeton - Princeton Princeton University physical scientists will partner with researchers at four other institutions to explore the driving forces behind the evolution of cancer under a five-year, $15.2 million award from the National Cancer Institute.

Weighty prize for College physicist's work on the origin of mass Professor Tom Kibble wins the 2010 J. J.

Cambridge, Mass. October 21, 2009 - Taking nanomaterials to a new level of structural complexity, scientists have determined how to introduce kinks into arrow-straight nanowires, transforming them into zigzagging two- and three-dimensional structures with correspondingly advanced functions. "We are very excited about the prospects this research opens up for nanotechnology," says Lieber, Mark Hyman, Jr.

Diamond-drill core samples, taken 4,850 feet underground in the former Homestake gold mine, will tell geologists and engineers where best to excavate drifts and caverns for the Sanford Underground Laboratory.

The University of Sheffield has today (13 October 2009) signed an agreement with a number of partners to conduct research into the performance of fuel which will be used to power commercial aircrafts.

Imperial welcomes top early-career researchers to new Fellowships Junior Research Fellows take up their posts %0A " By Laura Gallagher Thursday 8 October 2009 The first cohort of top early-career res

Christian Braudrick, William Dietrich and their colleagues are the first to build a scaled-down meandering stream in the lab that successfully meanders without straigtening out or turning into braided streams. The substrate is composed of sand to represent real-life gravel; white light-weight plastic for sand, and alfalfa sprouts for deep-rooting vegetation.

Herschel's cameras combine to show the galaxy in a new light Stunning new images from ESA space observatory %0A " Press release issued by the Science and Technology Facilities Council Friday 2 Octobe

The DNFSB and NNSA required the CMRR project to address specific design issues related to safety. Los Alamos, New Mexico, Oct. The Chemistry and Metallurgy Research Replacement project at Los Alamos National Laboratory has received certification of design issue closure from the Defense Nuclear Facilities Safety Board and the National Nuclear Security Administration, freeing up $47 million in previously allocated funding.

New ancient fungus finding suggests world?s forests were wiped out in global catastrophe Scientists believe extinct fungus species capitalised on a world-wide disaster and thrived on early Earth %0A " Under Strict Embargo: Thursday 1 October 2009 12.

Social marketing can sell kids on getting outside and getting active, according to Marian Huhman (WHO-mun), a professor of communication at Illinois. Her findings are based on recently published results on a five-year national campaign aimed at "tweens" aged 9 to 13 years old. Photo by L. Brian Stauffer CHAMPAIGN, Ill.

The two-day Advanced Electron Microscopy in NanoMedicine Symposium at the California NanoSystems (CNSI) at UCLA brings together researchers from academia and industry to discuss cryo-electron microscopy, or cryoEM, an important new imaging tool with major applications for nanobiology and nanomedicine, particularly for understanding viruses and other macromolecular complexes.

Princeton - Princeton Daniel Sigman , a Princeton University biogeochemist who has conducted pioneering work exploring the large-scale systems that have supported life on the planet throughout the millennia, has been selected as a 2009 MacArthur Fellow.

A collaborative agreement has been signed between the UK University of Birmingham's Fuel Cell Group and Ontario's Hydrogen Village.