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Energy storage of the future

October 20, 2014 7:55 am | by Anne M. Stark, Lawrence Livermore National Laboraotry | News | Comments

Personal electronics such as cell phones and laptops could get a boost from some of the lightest materials in the world. Lawrence Livermore National Laboratory researchers have turned to graphene aerogel for enhanced electrical energy storage that eventually could be used to smooth out power fluctuations in the energy grid.

Ebola fear, monitoring eases for some in Dallas

October 20, 2014 1:26 am | by Marilynn Marchione - Associated Press - Associated Press | News | Comments

Ebola fears began to ease for some Monday as a monitoring period passed for those who had close contact with a victim of the disease and after a cruise ship scare ended with the boat returning to port and a laboratory worker on board testing negative for the virus. Federal officials meanwhile ramped up readiness to deal with future cases.

Designing antibiotics of the future

October 17, 2014 9:48 am | News | Comments

Scientists have used computer simulations to show how bacteria are able to destroy antibiotics, a breakthrough which will help develop drugs which can effectively tackle infections in the future. Researchers at the Univ. of Bristol focused on the role of enzymes in the bacteria, which split the structure of the antibiotic and stop it working, making the bacteria resistant. 

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New catalyst could improve biofuels production

October 17, 2014 9:36 am | by Tina Hilding, Voiland College of Engineering & Architecture | News | Comments

Washington State Univ. (WSU) researchers have developed a new catalyst that could lead to making biofuels cheaply and more efficiently. The WSU researchers developed a mixture of two metals, iron along with a tiny amount of palladium, to serve as a catalyst to efficiently and cheaply remove oxygen.

Sound-powered chip to serve as medical device

October 17, 2014 9:18 am | by Tom Abate, Stanford Engineering | News | Comments

Medical researchers would like to plant tiny electronic devices deep inside our bodies to monitor biological processes and deliver pinpoint therapies to treat illness or relieve pain. But so far engineers have been unable to make such devices small and useful enough. Providing electric power to medical implants has been one stumbling block. Using wires or batteries to deliver power tends to make implants too big, too clumsy—or both.

LLNL, UC Davis partner to personalize cancer medications

October 17, 2014 8:27 am | by Stephen P Wampler, Lawrence Livermore National Laboratory | News | Comments

Buoyed by several dramatic advances, Lawrence Livermore National Laboratory (LLNL) scientists think they can tackle biological science in a way that couldn't be done before. Over the past two years, LLNL researchers have expedited accelerator mass spectrometer sample preparation and analysis time from days to minutes and moved a complex scientific process requiring accelerator physicists into routine laboratory usage.

What gives the sun its heat

October 17, 2014 8:01 am | by David A. Aguilar, Harvard-Smithsonian Center for Astrophysics | News | Comments

Why is the sun's million-degree corona, or outermost atmosphere, so much hotter than the sun's surface? This question has baffled astronomers for decades. A team led by the Harvard-Smithsonian Center for Astrophysics is presenting new clues to the mystery of coronal heating using observations from the recently launched Interface Region Imaging Spectrograph (IRIS).

Superconducting circuits, simplified

October 17, 2014 7:49 am | by Larry Hardesty, MIT News Office | News | Comments

Computer chips with superconducting circuits would be 50 to 100 times as energy efficient as today’s chips, an attractive trait given the increasing power consumption of the massive data centers that power Internet sites. Superconducting chips also promise greater processing power: Superconducting circuits that use so-called Josephson junctions have been clocked at 770 GHz, or 500 times the speed of the chip in the iPhone 6.

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Keeping an Eye on Quality

October 16, 2014 2:57 pm | by Olympus | Articles | Comments

A leader in the field of minimally invasive surgery device development operates state-of-the-art R&D and manufacturing facilities—facilities that depend on today’s most advanced quality assurance/quality testing procedures. To ensure all equipment leaving its production facilities meets the highest performance and reliability standards, the company relies on a QA/QC system made possible by industrial microscope and analyzer solutions.

Global natural gas boom alone won’t slow climate change

October 16, 2014 9:14 am | by Mary Beckman, Pacific Northwest National Laboratory | News | Comments

A new analysis of global energy use, economics and the climate shows that without new climate policies, expanding the current bounty of inexpensive natural gas alone would not slow the growth of global greenhouse gas emissions worldwide over the long term, according to a study. Because natural gas emits half the carbon dioxide of coal, many people hoped the recent natural gas boom could help slow climate change.

Research reveals unique capabilities of 3-D printing

October 16, 2014 8:51 am | by Morgan McCorkle, Oak Ridge National Laboratory | News | Comments

Researchers at Oak Ridge National Laboratory have demonstrated an additive manufacturing method to control the structure and properties of metal components with precision unmatched by conventional manufacturing processes. The researchers demonstrated the method using an ARCAM electron beam melting system (EBM), in which successive layers of a metal powder are fused together by an electron beam into a 3-D product.

Biological sample prep time cut dramatically

October 16, 2014 8:40 am | by Stephen P Wampler, Lawrence Livermore National Laboratory | News | Comments

When Lawrence Livermore National Laboratory researchers invented the field of biological accelerator mass spectrometry (AMS) in the late 1980s, the process of preparing the samples was time-consuming and cumbersome. Physicists and biomedical researchers used torches, vacuum lines, special chemistries and high degrees of skill to convert biological samples into graphite targets that could then be run through the AMS system.

Study reveals optimal particle size for anticancer nanomedicines

October 16, 2014 8:10 am | News | Comments

Nanomedicines consisting of nanoparticles for targeted drug delivery to specific tissues and cells offer new solutions for cancer diagnosis and therapy. Understanding the interdependency of physiochemical properties of nanomedicines, in correlation to their biological responses and functions, is crucial for their further development of as cancer-fighters.

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Serendipitous holography reveals hidden cracks in shocked targets

October 15, 2014 8:35 am | by Breanna Bishop, Lawrence Livermore National Laboratory | News | Comments

In a recent article published in the Review of Scientific Instruments, a research team led by scientists at Lawrence Livermore National Laboratory describe a technique for 3-D image processing of a high-speed photograph of a target, "freezing" its motion and revealing hidden secrets. This technique is particularly applicable in targets that are "shocked."

MAVEN’s first look at Mars holds surprises

October 15, 2014 8:06 am | by Jim Scott, CU-Boulder Media Relations | News | Comments

NASA’s MAVEN spacecraft has provided scientists their first look at a storm of energetic solar particles at Mars and produced unprecedented ultraviolet images of the tenuous oxygen, hydrogen and carbon coronas surrounding the Red Planet. In addition, the new observations allowed scientists to make a comprehensive map of highly variable ozone in the Martian atmosphere underlying the coronas.

Discovery of cellular snooze button advances cancer and biofuel research

October 14, 2014 12:53 pm | by Michigan State Univ. Media Communications | News | Comments

The discovery of a cellular snooze button has allowed a team of Michigan State Univ. scientists to potentially improve biofuel production and offer insight on the early stages of cancer. The discovery finds the protein CHT7 is a likely repressor of cellular quiescence, or resting state. This cellular switch, which influences algae’s growth and oil production, also wields control of cellular growth—and tumor growth—in humans.

Slippery when dry: Graphene proves a long-lasting lubricant

October 14, 2014 9:08 am | by Jared Sagoff, Argonne National Laboratory | News | Comments

When trying to design a mechanical system to last as long as possible, scientists and engineers have to find ways of overcoming friction. While researchers have found many materials that help to reduce friction, conventional lubricants often have chemical limitations. A recent analysis at Argonne National Laboratory has identified the properties of a newer, wear-resistant substance that works in a broader range of environments.

First observations of atoms moving inside bulk material

October 14, 2014 8:23 am | by Christopher R. Samoray, Oak Ridge National Laboratory | Videos | Comments

Researchers at Oak Ridge National Laboratory have obtained the first direct observations of atomic diffusion inside a bulk material. The research, which could be used to give unprecedented insight into the lifespan and properties of new materials, is published in Physical Review Letters.

ALS progression linked to increased protein instability

October 14, 2014 8:14 am | by Jon Weiner, Lawrence Berkeley National Laboratory | News | Comments

A new study by scientists from The Scripps Research Institute, Lawrence Berkeley National Laboratory and other institutions suggests a cause of amyotrophic lateral sclerosis (ALS), also known as Lou Gehrig’s disease. The team's work supports a common theme whereby loss of protein stability leads to disease.

Force-sensing microrobots to probe cells

October 14, 2014 7:56 am | by Emil Venere, Purdue Univ. | News | Comments

Inexpensive microrobots capable of probing and manipulating individual cells and tissue for biological research and medical applications are closer to reality with the design of a system that senses the minute forces exerted by a robot's tiny probe. Microrobots small enough to interact with cells already exist. However, there is no easy, inexpensive way to measure the small forces applied to cells by the robots, until now.

Mars One (and done?)

October 14, 2014 7:43 am | by Jennifer Chu, MIT News Office | News | Comments

In 2012, the Mars One project, led by a Dutch nonprofit, announced plans to establish the first human colony on the Red Planet by 2025. The mission would initially send four astronauts on a one-way trip to Mars, where they would spend the rest of their lives building the first permanent human settlement.

Obama reviews foreign, domestic response to Ebola

October 13, 2014 6:38 pm | by Jim Kuhnhenn - Associated Press - Associated Press | News | Comments

President Barack Obama urged his top national security and public health officials on Monday to incorporate lessons from the most recent Texas Ebola infection into the U.S.'s response plans to the deadly virus. He also called on the international community to deliver assistance more quickly to the countries of West Africa that are struggling against the disease.

Why drop in oil prices has downside for U.S. economy

October 13, 2014 4:38 pm | by Jonathan Fahey - AP Energy Writer - Associated Press | News | Comments

Low oil prices sure feel nice. But there are downsides to the recent plunge in oil prices. Low fuel prices can help boost economic growth by reducing fuel bills and leaving consumers and companies with more money to spend on other things. Problem is, two factors behind the oil-price drop—a weaker global economy and a stronger dollar—could hurt the U.S. economy by reducing exports, employment and spending.

What to do about the dwindling stock of antibiotics

October 13, 2014 8:57 am | by Diana Lutz, Washington Univ. in St. Louis | News | Comments

The Centers for Disease Control and Prevention has said that at least 2 million Americans are sickened by antibiotic resistant infections each year and survive. Twenty-three thousand die. These experiences leave deep impressions not just on the patients but on their family and friends.

Researchers use real-world data to model the effect of more solar on the grid

October 13, 2014 8:41 am | by Louise Lerner, Argonne National Laboratory | News | Comments

American electrical utilities do a pretty fantastic job of getting us electricity when we need it. In 2006, the power was out on average for just 0.03% of the year in the U.S. But right now, this system depends on getting most of its power from coal, nuclear and gas plants: big, dependable power plants that can be turned on and off when needed.

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