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thinkahol *

Robots learn to share: Why we go out of our way to help one another - 1 views

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    ScienceDaily (May 4, 2011) - Using simple robots to simulate genetic evolution over hundreds of generations, Swiss scientists provide quantitative proof of kin selection and shed light on one of the most enduring puzzles in biology: Why do most social animals, including humans, go out of their way to help each other? In the online, open access journal PLoS Biology, EPFL robotics professor Dario Floreano teams up with University of Lausanne biologist Laurent Keller to weigh in on the oft-debated question of the evolution of altruism genes.
thinkahol *

In a genetic research first, researchers turn zebrafish genes off and on - 1 views

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    ScienceDaily (May 9, 2011) - Mayo Clinic researchers have designed a new tool for identifying protein function from genetic code. A team led by Stephen Ekker, Ph.D., succeeded in switching individual genes off and on in zebrafish, then observing embryonic and juvenile development. The study appears in the journal Nature Methods.
dev j

English proofreading, editing, medical writing, formatting and journal publication supp... - 0 views

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    Welcome to Manuscriptedit.com, your online partner for English language editing, proofreading, medical writing, formatting, design & development and publication support services. We offer a comprehensive manuscript editing service before its submission for publication as well as after acceptance by the peer review process.
thinkahol *

Natural brain state is primed to learn - life - 19 August 2011 - New Scientist - 0 views

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    Apply the electrodes... Externally modulating the brain's activity can boost its performance. The easiest way to manipulate the brain is through transcranial direct current stimulation (tDCS), which involves applying electrodes directly to the head to influence neuron activity with an electric current. Roi Cohen Kadosh's team at the University of Oxford showed last year that targeting tDCS at the brain's right parietal lobe can boost a person's arithmetic ability - the effects were still apparent six months after the tDCS session (newscientist.com/article/dn19679). More recently, Richard Chi and Allan Snyder at the University of Sydney, Australia, demonstrated that tDCS can improve a person's insight. The pair applied tDCS to volunteers' anterior frontal lobes - regions known to play a role in how we perceive the world - and found the participants were three times as likely as normal to complete a problem-solving task (newscientist.com/article/dn20080). Brain stimulation can also boost a person's learning abilities, according to Agnes Flöel's team at the University of Münster in Germany. Twenty minutes of tDCS to a part of the brain called the left perisylvian area was enough to speed up and improve language learning in a group of 19 volunteers (Journal of Cognitive Neuroscience, DOI: 10.1162/jocn.2008.20098). Using the same technique to stimulate the brain's motor cortex, meanwhile, can enhance a person's ability to learn a movement-based skill (Proceedings of the National Academy of Sciences, DOI: 10.1073/pnas.0805413106).
Janos Haits

Bolshoi Simulation | Home - 0 views

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    The Bolshoi simulation is the most accurate cosmological simulation of the evolution of the large-scale structure of the universe yet made ("bolshoi" is the Russian word for "great" or "grand").  The first two of a series of research papers describing Bolshoi and its implications have been accepted for publication in the Astrophysical Journal. The first data release of Bolshoi outputs, including output from Bolshoi and also the BigBolshoi or MultiDark simulation of a volume 64 times bigger than Bolshoi, has just been made publicly available to the world's astronomers and astrophysicists.
Charles Daney

Will Power: You Grow With The Task -- Ingenious Monkey - 20 two 5 - 0 views

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    Following Baumeister et al.'s widely cited work on self-regulation, many psychologists view will-power as a depletable resource. According to this view, whenever we perform acts of self-regulation (e.g. resisting a delicious piece of cake) we tap into our individual will-power reservoir (think of it as a bank account), and thereby reduce the amount of will-power left for subsequent tasks. According to a study published in the Journal of Applied Psychology, however, this plausible intuition does not necessarily seem to hold true entirely.
thinkahol *

Evolution: Not only the fittest survive - 2 views

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    ScienceDaily (Mar. 29, 2011) - Darwin's notion that only the fittest survive has been called into question by new research published in the journal Nature. A collaboration between the Universities of Exeter and Bath in the UK, with a group from San Diego State University in the US, challenges our current understanding of evolution by showing that biodiversity may evolve where previously thought impossible.
Skeptical Debunker

Carbon Nanotube Speakers Could Be Powered by Lasers, Transform Noisy Spaces into Peacef... - 6 views

  • “Nanotubes assemblies of various types are black and highly conductive,” said Dr. Mikhail Kozlov, a research scientist and the study’s lead author. “Their dark, conductive surface can be effectively heated with laser light or electricity to induce variations in the pressure of the air around the nanotubes — which we perceive as sound. It’s called the photo- or thermo-acoustic effect, and it’s the same principle Alexander Graham Bell used to produce sound on the first telephone.” With laser excitation, no electrical contact with the nanotube speaker is required, making the speakers wireless. “Speakers made with carbon nanotube sheets are extremely thin, light and almost transparent,” Kozlov said. “They have no moving parts and can be attached to any surface, which makes the surface acoustically active. They can be concealed in television and computer screens, apartment walls, or in the windows of buildings and cars. The almost invisible strands form films that can ‘talk.’” In addition to filling a room with sound from invisible speakers, nanotube speakers could easily cancel sound from the noisiest neighbor or dim the roar of traffic rushing past a neighborhood, using the same principles as current sound-canceling technologies. “The sound generation by nanotube sheets can help to achieve this effect on very large scales,” Kozlov said.
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    A UT Dallas team's study published in the Journal of Applied Physics expands the extraordinary capabilities of nanotechnology to include laser-powered acoustic speakers made from assemblies of carbon nanotubes.
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    Amazing work being done with nanotechnology!
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    http://www.nlptrainingcoaching.com Neuro Linguistic Programming (NLP) Neuro Linguistic Programming (NLP) is the most proven and systematic way to understand, how your subconscious is presently programed for current level of success.
Ivan Pavlov

New, tighter timeline confirms ancient volcanism aligned with dinosaurs' extinction | E... - 0 views

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    A definitive geological timeline shows that a series of massive volcanic explosions 66 million years ago spewed enormous amounts of climate-altering gases into the atmosphere immediately before and during the extinction event that claimed Earth's non-avian dinosaurs, according to new research from Princeton University. A primeval volcanic range in western India known as the Deccan Traps, which were once three times larger than France, began its main phase of eruptions roughly 250,000 years before the Cretaceous-Paleogene, or K-Pg, extinction event, the researchers report in the journal Science. For the next 750,000 years, the volcanoes unleashed more than 1.1 million cubic kilometers (264,000 cubic miles) of lava. The main phase of eruptions comprised about 80-90 percent of the total volume of the Deccan Traps' lava flow and followed a substantially weaker first phase that began about 1 million years earlier.
anonymous

Materials Research: All You Want to Know! - 0 views

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    Materials research continues to remain intrinsically and interdisciplinary even after the evolution of the rise of, journals, societies, and departments, which now explain the field explicitly.
anonymous

Mahendra Trivedi Science Publications - 0 views

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    Many journals have published without hesitation the findings of our research in Materials Science, agriculture, genetics and Microbiology etc.
Janos Haits

Welcome to bnb.data.bl.uk | The British National Bibliography - 0 views

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    "The British National Bibliography (BNB) records the publishing activity of the United Kingdom and the Republic of Ireland and has been doing so since the 1950s. This has traditionally included printed works and has recently been extended to electronic publications. The dataset includes metadata about published books, already published and forthcoming, and serials i.e. journals, periodicals, magazines, newspapers, etc."
Janos Haits

Scopus | The largest database of peer-reviewed literature | Elsevier - 0 views

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    "Scopus is the largest abstract and citation database of peer-reviewed literature: scientific journals, books and conference proceedings. Delivering a comprehensive overview of the world's research output in   the fields of science, technology, medicine, social sciences, and arts   and humanities, Scopus features smart tools to track, analyze and   visualize research."
luancuro

Microbiology Society Journals | Microbiology - 0 views

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    Microbiology publishes topical, high-quality reviews and research papers on all aspects of the field.
thinkahol *

Plants And Animals Moving As Climate Changes, Study Finds - 1 views

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    A new study suggests that plants and animals are moving as the climate changes. Red Orbit reports on research published in the journal Science, showing that as temperatures rise, plants and animals are moving away from the equator and to higher elevations.
jacob logan

Robotic teddy bears can boost mood of hospitalised children - 1 views

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    Social robots used in paediatric unit support sessions could aid the recovery of sick children, a study published today in the journal Pediatrics has found.
Erich Feldmeier

Ruth A. Atchley: PLOS ONE: Creativity in the Wild: Improving Creative Reasoning through... - 0 views

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    "Here we show that four days of immersion in nature, and the corresponding disconnection from multi-media and technology, increases performance on a creativity, problem-solving task by a full 50% in a group of naive hikers. Our results demonstrate that there is a cognitive advantage to be realized if we spend time immersed in a natural setting. We anticipate that this advantage comes from an increase in exposure to natural stimuli that are both emotionally positive and low-arousing and a corresponding decrease in exposure to attention demanding technology, which regularly requires that we attend to sudden events, switch amongst tasks, maintain task goals, and inhibit irrelevant actions or cognitions. A limitation of the current research is the inability to determine if the effects are due to an increased exposure to nature, a decreased exposure to technology, or to other factors associated with spending three days immersed in nature."
Erich Feldmeier

Meaghan Christian: Family meals can help children reach their 5 A Day: a cross-sectiona... - 0 views

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    "The CADET tool found that children consumed on average 293 g F&V (95% CI 287 to 303) per day. Clustered (by school) multilevel regression models with total F&V as the primary outcome were conducted to explore how the home environment affects children's F&V intake. Children of families who reported 'always' eating a family meal together at a table had 125 g (95% CI 92 to 157; p=
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