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Scale in Biological News

Promising device snags young inventors coveted spot at IShow

... device looks a lot like a standard bathroom scale connected to a bicycle-like handlebar, it is ... the device "intuitive." "The design of Blue scale is inspired by two everyday actions: stepping on a bathroom scale and riding a bicycle. Since everyone is familiar ...

ExcellGene and Khner achieved milestone in development of novel 250 Liter mammalian cell culture bioreactors

... of a revolutionary cell culture technology for scale up and manufacturing from suspension cultured ... technology with cylindrical vessels at smaller scale (50 ml to 10 Liter) has been object of preceding ... from these reactors, now shown up to a scale of 200 Liters, are equivalent to those of fully ...

A crystal clear view of chalk formation

... of precious stones, but also causes the lime scale in washing machines. How this comes about, has ... it was assumed to happen in the past. The lime scale deposits that will eventually bring a washing ... might provide help in coping with the lime scale in washing machines, as well as help to explain ...

Attitudes towards assisted reproduction and preimplantation genetic diagnosis

... problems (over 7 points on an acceptance scale from 0 to 10 in twelve of the fifteen survey ... of countries, with Spain's score at 7.0 on a scale from 0 to 10). Conversely, its use to choose the ... diseases (mean above 6 points on an acceptance scale from 0 to 10). The highest mean scores in this ...

Scientists overcome nanotech hurdle

... When you make a new material on a nano scale how can you see what you have made? A team lead ... and manufacture novel materials on the tiniest scale - one of the key aims of nanoscience. ... ago: determining the structure with atomic scale precision of a whole range of nanoscale ....

The photonic beetle

... version of the beetles photonic crystals, using scale material as a mold to make the crystals from a ... and determined the crystal structure of the scale material: a diamond-like or champion ... propagation of visible light. A single beetle scale is not a continuous crystal, but includes some ...

Ants and avalanches: Insects on coffee plants follow widespread natural tendency

... controlling coffee pests, such as green coffee scale (Coccus viridis), a flat, featureless insect that ... bushes. On some bushes, Azteca ants protect the scale insects from predators and parasites and in return collect honeydew, a sweet, sticky liquid the scale secretes. One of the green coffee scale's ...

Extraterrestrial platinum was 'stirred' into the Earth

... guide for nickel has for the first time been able to put a time scale on the planet's large-scale convection processes. The research is ... took about 1.5 billion years to occur. This is the first time a time scale has been put on the stirring, which has important implications for the ...

Report shows the power of US cities to mitigate climate change and steps they need to take to adapt

... to plan for the long-term impacts of climate change. However, as the scale of the climate challenge is so great, there are still considerable ... aggressive action is necessary over the next 40 years to meet the scale of the challenge. ...

New guide to tropical seedlings: Essential to climate change research

... institute, who gave the go-ahead for the establishment of a novel, large scale forest-monitoring plot on Barro Colorado Island in 1980. Botanists are in ... climate change, carbon cycling and biodiversity evolution on a very local scale and across the globe," said Rubinoff. "This first guide to tropical forest ...

Double trouble for water life

... step in arresting eutrophication, with consideration of the larger scale freshwater-marine continuum being the driving force. Only focusing on a ... within this hydrologic continuum may at best only solve part of the larger scale eutrophication problem and at worst aggravate downstream ecological ...

Social separation stops flu spread, but must be started soon

... in holding back an epidemic until vaccines are deployed on a sufficient scale that subsequent relaxation of these rigorous measures will not result in a consequential acceleration in the scale of the outbreak". The measures described must, however, be employed as ...

DOE funds bio-inspired solar fuel center at Arizona State

... is essentially the only process that can satisfy these criteria at a scale large enough to meet the world's energy demands. Plants and similar ... source of electrons, and the most promising source of electrons on a large scale is water. For more than 2.5 billion years, photosynthetic organisms have ...

Home tooth bleaching slightly reduces enamel strength

... enamel calcification. But this is the first study to show at a nanometer scale measuring in billionths of a meter how human teeth are affected by the ... in microns, or millionths of a meter, rather than on the nanometer scale used in his study. "So this just gives us a better understanding of ...

Argonne advancing DOE INCITE scientific research projects

... the effects of turbulence in oceans, and simulating clouds on a global scale Astrophysics, such as modeling supernova explosions and simulating ... to help researchers from all different scientific disciplines to scale successfully to an unprecedented number of processors to solve some of our ...

Scientists create tough ceramic that mimics mother of pearl

... is derived from a structural architecture that varies over lengths of scale ranging from nanometers to micrometers. Human engineering has not been able to replicate these length scale variances. Two years ago, however, Berkeley Lab researchers Tomsia and ...

Researchers solve piece of large-scale gene silencing mystery

... that span millions of basepairs of DNA. Nucleolar dominance occurs on a scale second only to X-chromosome inactivation, a process by which one of the ... is on a sub-chromosomal scale, it is, at least to date, "the largest scale gene silencing phenomenon that clearly seems to involve siRNAs," says ...

New holographic method could be used for lab-on-a-chip technologies

... in two existing methods for manipulating particles measured on the scale of nanometers, or billionths of a meter. One of those techniques, called ... of the light. "If you want to pattern individual particles on a massive scale using electrokinetic methods as precisely as we are doing it, it could ...

PNNL leadership in carbon sequestration featured at international conference

... Nov. 17 "Comparing Existing Pipeline Networks with the Potential scale of Future U.S. Carbon Dioxide Pipeline Networks," by Jim Dooley, JGCRI, ... Has Half the Story Been Neglected?" by Pete McGrail, 10:45 a.m. "Large scale U.S. Unconventional Fuels Production and the Role of Carbon Dioxide ...

MIT: A quicker, easier way to make coal cleaner

... everyone assumed that 90 percent capture would due to economies of scale yield the lowest cost per ton of CO 2 removed. Anything less than 90 ... capture as it is at 90 percent capture. Since there are no economies of scale to be gained by going to 90 percent, companies can remove less and ...

Very cold ice films in laboratory reveal mysteries of universe

... particles, but until recently little was known about the detailed small scale structure. Now the latest quick freezing techniques coupled with ... life like, with shapes like palm leaves or worms, or even at a smaller scale like bacteria. This led Cartwright to point out that researchers should ...

Supercomputer provides massive computational boost to biomedical research at TGen

... Mode" of scientific progress. "As we move in science into the nano scale of materials and molecular design and diagnostics, or into the macro scale of global climate or the motion of the galaxies, experimentation becomes ...

Scientists achieve first tracking of salmon from headwaters in Rockies through Pacific to Alaska

... there, something the Census of Marine Life is accomplishing on a global scale through POST and 16 other projects. Some other Census projects and ... of both hatchery-raised and wild salmon. Preparations were made to scale up the demonstration in 2003. In 2004-2005, CoML and the Gordon and Betty ...

ORNL nanotechnologies big winners in DOE call

... applications. Other goals are to lower the cost of the materials, scale up manufacturing processes and test the materials in prototypes. ... partners Mach I and Materials Technology Institute plan to perform a bench scale evaluation to delineate process conditions under which microwave ...

KAUST and IBM to build 1 of the fastest and most powerful supercomputers

... would rank sixth in the world in terms of performance, and is designed to scale upward. Within two years, KAUST will make available a petaflop computing ... for additional demands. A next generation data center that is able to scale to exascale computing requirements Abundance of high-speed access to ...

Microbes, by latitudes and altitudes, shed new light on life's diversity

... plants," Green said. The trick to the research, she said, involved the scale from which the samples were drawn. Plants were gathered from ... said. "So on a 2,000-meter elevation gradient, for example, the spatial scale relative to the body size of a plant is much, much larger when you ...

Scientists discover new reefs teeming with marine life in Brazil

... some clues from local fishermen that other reefs existed, but not at the scale of what we discovered," says Rodrigo de Moura, Conservation International ... Localized threats include over-fishing, coastal development and large scale land conversion to agriculture, shrimp farms, pollution, oil drilling and ...

Pitt receives $2.5 million to simulate and analyze brain, immune system activity

... very small molecules [neurotransmitters]. This network functions on a time scale measured in submilliseconds, a scale so small that no one can really grasp how short it is. At the same time, ...

Thinking ahead: Bacteria anticipate coming changes in their environment

... To implement this framework, the researchers had to deal with the sheer scale and complexity of simulating any realistic biological system. They had to ... them as they varied over millions of time points. "Simulations at this scale and complexity would have been impossible in the past," says Tagkopoulos. ...

Roadrunner supercomputer puts research at a new scale

... store memories and play a vital role in learning. Synapses set the scale for computations performed by the brain while undertaking such tasks as ... used PetaVision to model more than a billion visual neurons surpassing the scale of 1 quadrillion computations a second (a petaflop/s). On Monday ...

Oregano oil works as well as synthetic insecticides to tackle common beetle pest

... looking at natural alternatives that can be produced in the large scale quantities needed for agricultural industry use. Oregano, a member of ... for safety and efficacy, but as they are difficult to produce on a large scale for agricultural use, then the scope for them is rather limited. ...

NASA study links Earth impacts to human-caused climate change

... climate change and observed impacts on Earth holds true at the scale of individual continents, particularly in North America, Europe, and Asia. ... on physical and biological systems that are now attributable at the global scale and in North America, Europe, and Asia." On some continents, including ...

BBVA Foundation international study on attitudes to stem cell research

... that such research is very useful stood higher than the midpoint (5 on a scale from 0 to 10) in all countries except Austria, and was upwards of 6 points ... scenario meets with attitudes of rejection (below 5 on an acceptance scale from 0 to 10) in most of the countries studied. Only in the Czech ...

Carnegie Mellon develops computer model to study cell membrane dynamics

... him to simulate and observe membrane dynamics at a relatively large scale -- hundreds of nanometers. It is at this scale that many critical membrane-mediated processes take place. ...

Venus Express reboots the search for active volcanoes on Venus

... to be true at Venus, although the reactions are much slower, with a time scale of 20 million years. Some scientists have argued that the large ... of 3540 km, and we have seen no change larger than 40% on a global scale over the last two years, says Giuseppe Piccioni, VIRTIS co-Principal ...

Conservation of freshwater fish biodiversity: a challenge for the countries of the South

... study had yet yielded measurements of its involvement at planetary scale for a given group of species. An international research team comprising ... for the third, it takes account of the different indicators at river-basin scale (gross domestic product, percentage of land urbanized, population ...

Key to using local resources for biomass may include waste

... timber harvesting residues are not currently collected at a significant scale and are dispersed throughout the region. Over time, MSW can help provide a ... management and carbon capture -- if were going to get to the rate and scale needed to reduce dependence on imported oil while reducing carbon ...

Built-in exercise monitor predicts fitness

... people being asked to exercise at various levels of intensity on a scale of six to 20, with six being completely inactive and 20 being on the verge ... Eston continued: I would recommend exercising between 12 and 15 on the scale to achieve fitness benefits without over-straining. As an individual ...

It's official: The carbon crisis is lethal for coral reefs

... this natural capital from increased CO 2 emissions generated on a global scale simply raise the urgency for local reef managers and policy-makers to take ... development. However, this is unlikely to happen, at the intensity and scale required, unless industrialised nations make funds available to assist the ...

Scientists develop new measure of 'socioclimactic' risk

... said. "Thus, it is important to note that a country low on the relative scale could still face substantial risk." The climate models used the A1B ... in 2004 to support Purdue in research and education on regional scale climate change, its impacts and mitigation, and adaptation strategies. The ...
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