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Erich Feldmeier

@PeterSpork #epigenetik #sleep BBC News - How much can an extra hour's sleep change you? - 0 views

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    Dr Simon Archer and his team at Surrey University were particularly interested in looking at the genes that were switched on or off in our volunteers by changes in the amount that we had made them sleep. "We found that overall there were around 500 genes that were affected," Archer explained. "Some which were going up, and some which were going down." What they discovered is that when the volunteers cut back from seven-and-a-half to six-and-a-half hours' sleep a night, genes that are associated with processes like inflammation, immune response and response to stress became more active. The team also saw increases in the activity of genes associated with diabetes and risk of cancer. The reverse happened when the volunteers added an hour of sleep. So the clear message from this experiment was that if you are getting less than seven hours' sleep a night and can alter your sleep habits, even just a little bit, it could make you healthier
Janos Haits

Coming March 2014: OCLC WorldCat Discovery Services - 0 views

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    "WorldCat® Discovery Services provide a new suite of cloud-based applications that brings the FirstSearch® and WorldCat® Local services together. The suite will enable people to discover more than 1.66 billion electronic, digital and physical resources in libraries around the world through a single search of both WorldCat® and a central index that represents nearly 2,000 e-content collections. This will make it possible for 18,000+ FirstSearch libraries to offer a richer discovery experience."
Janos Haits

Marinexplore - The Ocean's Big Data Platform - 0 views

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    Marinexplore.org is the easiest way to explore, discover, and share public ocean data.
Ivan Pavlov

Creature with Interlocking Gears on Legs Discovered | LiveScience - 0 views

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    "Gears are ubiquitous in the man-made world, found in items ranging from wristwatches to car engines, but it seems that nature invented them first. A species of plant-hopping insect, Issus coleoptratus, is the first living creature known to possess functional gears, a new study finds. The two interlocking gears on the insect's hind legs help synchronize the legs when the animal jumps."
Charles Daney

The Great Beyond: Alzheimer's genes identified - 0 views

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    Three new genes associated with Alzheimer's have been discovered, to the delight of researchers in the field. In two papers published in Nature Genetics, two teams describe how they compared the genomes of sufferers to healthy controls to identify potential gene variations leading to the disease.
thinkahol *

New solar energy conversion process could double solar efficiency of solar cells - 0 views

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    A new process that simultaneously combines the light and heat of solar radiation to generate electricity could offer more than double the efficiency of existing solar cell technology, say the engineers who discovered it and proved that it works. The process, called 'photon enhanced thermionic emission," or PETE, could reduce the costs of solar energy production enough for it to compete with oil as an energy source.
thinkahol *

Scientists identify DNA that may contribute to each person's uniqueness | KurzweilAI - 0 views

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    Building on a tool that they developed in yeast four years ago, researchers at the Johns Hopkins University School of Medicine scanned the human genome and discovered what they believe is the reason people have such a variety of physical traits and disease risks.
The Ravine / Joseph Dunphy

Mad Science: Another Stonehenge Discovered Under Lake Michigan? | Diigo - 0 views

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    Further discussion of a fringe science article I mentioned earlier, over on the Ravine, my journal / homegroup here on Diigo.
The Ravine / Joseph Dunphy

Mad Science: Another Stonehenge Discovered Under Lake Michigan? - 0 views

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    A very strange fringe science piece that I'll talk about in a bit (see next link, one place up on my profile): somebody claims to have found an ancient stone circle under the Lake that, as one looks at it, doesn't seem very circular. Thinking that somebody might be a little desperate to find something to publish.
Charles Daney

Comet Contains One of Life’s Precursors | Wired Science | Wired.com - 0 views

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    Scientists have discovered the amino acid glycine, a critical component of all living things, hiding in samples from the comet Wild 2. It's the first
Charles Daney

Cancer stem cell breakthrough « Cancer Research UK - Science Update - 0 views

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    researchers in Boston, US, discovered a way to target cancer stem cells
Walid Damouny

BBC - Earth News - Ant mega-colony takes over world - 0 views

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    A single mega-colony of ants has colonised much of the world, scientists have discovered.
Charles Daney

Dogs: Kids in Fur Coats? -- ScienceNOW - 0 views

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    Dog owners often compare their pets to toddlers; many even treat their pooches like kids. It's easy to label such comparisons sentimental. But a new study suggests that the owners are right. A team of scientists has discovered that dogs behave surprisingly like 10-month-old infants on a classic psychological test--though there is one important difference.
Charles Daney

New Type Of Adult Stem Cells Found In Prostate May Be Involved In Cancer Development - 0 views

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    A new type of stem cell discovered in the prostate of adult mice can be a source of prostate cancer, according to a new study by researchers
Charles Daney

You can believe your eyes: New insights into memory without conscious awareness - 0 views

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    Scientists may have discovered a way to glean information about stored memories by tracking patterns of eye movements, even when an individual is unable (or perhaps even unwilling) to report what they remember.
Skeptical Debunker

Giant Snake Ate Baby Dinosaurs | LiveScience - 0 views

  • The site that yielded the snake — dubbed Sanajeh indicus, or "ancient-gaped one from India" — was located near a village in Gujarat in western India. It was a rich nesting ground for sauropods known as titanosaurs, with evidence for hundreds of egg clutches, each containing about six to 12 round, spherical eggs. Two other instances of fossil snakes found with these clutches suggest the newly described serpent species made its living plundering nests for young dinosaurs. "It would have been a smorgasbord," said researcher Jason Head, a paleontologist at the University of Toronto at Mississauga. "Hundreds or thousands of defenseless baby sauropods could have supported an ecosystem of predators during the hatching season." The dinosaur eggs likely were laid along the sandy banks of a small, quiet tributary and covered afterward by the mother with a thin layer of sediment. These dinosaurs did not seem to look after their young — no evidence for adults has been found at the site. The fact the bones and delicate structures, such as eggshells and the snake's skull, are arranged in anatomical order (as they would appear in real life) points to quick entombment of a serpent caught in the act, as opposed to them all getting washed together after they died. "Burial was rapid and deep," said researcher Shanan Peters, a geologist at the University of Wisconsin. "Probably a pulse of slushy sand and mud released during a storm."
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    The last thing hatchling dinosaurs might have seen were giant snakes, researchers say. Scientists found the nearly complete remains of an 11-foot-long, 67-million-year-old serpent coiled around a crushed dinosaur egg right next to a hatchling in the nest of a sauropod dinosaur, the largest animals to have ever walked the Earth. "We think that the hatchling had just exited its egg, and that activity attracted the snake," explained researcher Dhananjay Mohabey, a paleontologist at the Geological Survey of India. "It was such a thrill to discover such a portentous moment frozen in time."
Walid Damouny

World's oldest human remains claimed in Israel - 0 views

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    "Israeli archaeologists have discovered human remains dating from 400,000 years ago, challenging conventional wisdom that Homo sapiens originated in Africa, the leader of excavations in Israel said on Tuesday."
thinkahol *

Blood-vessel cells can combat aggressive tumors: MIT scientists | KurzweilAI - 3 views

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    MIT scientists have discovered that endothelial cells, which line the blood vessels, secrete molecules that suppress tumor growth and keep cancer cells from invading other tissues, a finding that could lead to a new way to treat cancer.
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