Neues zu Materie und Geist

  • Digitally preserving important Arkansas dinosaur tracks
    Researchers used LiDAR imaging to digitally preserve and study important dinosaur tracks. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • The Montmaurin-La Niche mandible reveals the complexity of the Neanderthals’ origin
    A team of scientists has examined the Middle Pleistocene Montmaurin-La Niche mandible, which reveals the complexity of the origin of the Neanderthals. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Drones confirm importance of Costa Rican waters for sea turtles
    A new drone-enabled population survey -- the first ever on sea turtles -- shows that larger-than-anticipated numbers of turtles aggregate in waters off Costa Rica's Ostional National Wildlife Refuge. Scientists estimate turtle densities may reach up to 2,086 animals per square kilometer. The study underscores the importance of the Ostional ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • New process could slash energy demands of fertilizer, nitrogen-based chemicals
    Nitrogen-based synthetic fertilizer forms the backbone of the world food supply, but its manufacture requires a tremendous amount of energy. Now, computer modeling points to a method that could drastically cut the energy needed by using sunlight in the manufacturing process. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Hubble weighs in on mass of 3 million billion suns
    In 2014, astronomers found an enormous galaxy cluster contains the mass of a staggering three million billion suns -- so it's little wonder that it has earned the nickname of "El Gordo" ("the Fat One" in Spanish)! Known officially as ACT-CLJ0102-4915, it is the largest, hottest, and brightest X-ray galaxy ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Can training improve memory, thinking abilities in older adults with cognitive impairment?
    A new, first-of-its-kind study was designed to assess whether cognitive training, a medication-free treatment, could improve MCI. Studies show that activities that stimulate your brain, such as cognitive training, can protect against a decline in your mental abilities. Even older adults who have MCI can still learn and use new ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • T-cells engineered to outsmart tumors induce clinical responses in relapsed Hodgkin lymphoma
    A research team has validated a way to outfox tumors. They engineered T-cells, essential players in the body's own immune system, to strip tumors of their self-preservation skill and were able to hold Hodgkin lymphoma at bay in patients with relapsed disease for more than four years. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Are amoebae safe harbors for plague?
    Amoebae, single-celled organisms common in soil, water and grade-school science classrooms, may play a key role in the survival and spread of deadly plague bacteria. New research shows that plague bacteria, Yersinia pestis, not only survive, but thrive and replicate once ingested by an amoeba. The discovery could help scientists ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • In sweet corn, workhorses win
    When deciding which sweet corn hybrids to plant, vegetable processors need to consider whether they want their contract growers using a workhorse or a racehorse. Is it better to choose a hybrid with exceptional yields under ideal growing conditions (i.e., the racehorse) or one that performs consistently well across ideal ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Memory loss from West Nile virus may be preventable
    More than 10,000 people in the United States are living with memory loss and other persistent neurological problems that occur after West Nile virus infects the brain. Now, a new study in mice suggests that such ongoing neurological deficits may be due to unresolved inflammation that hinders the brain's ability ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • A ‚touching sight‘: How babies‘ brains process touch builds foundations for learning
    A new study provides one of the first looks inside the infant's brain to show where the sense of touch is processed -- not just when a baby feels a touch to the hand or foot, but when the baby sees an adult's hand or foot being touched, as well. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Decoy molecule created to block pain where it starts
    Pain researchers have developed a new method of reducing pain-associated behaviors with RNA-based medicine, creating a new class of decoy molecules that prevent the onset of pain. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Scientists home in on a potential Anthropocene ‚Golden Spike‘
    Scientists are reviewing the potential settings where a global reference section for the Anthropocene might be searched. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Rates of great earthquakes not affected by moon phases, day of year
    There is an enduring myth that large earthquakes tend to happen during certain phases of the Moon or at certain times during the year. But a new analysis confirms that this bit of earthquake lore is incorrect. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • No evidence to support link between violent video games and behavior
    Researchers have found no evidence to support the theory that video games make players more violent. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • New catalyst for hydrogen production is a step toward clean fuel
    A nanostructured composite material has shown impressive performance as a catalyst for the electrochemical splitting of water to produce hydrogen. An efficient, low-cost catalyst is essential for realizing the promise of hydrogen as a clean, environmentally friendly fuel. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • New way to unmask melanoma cells to the immune system
    A research team has found a new way to keep the immune system engaged, and is planning to test the approach in a phase 1 clinical trial. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • A high-salt diet produces dementia in mice
    A high-salt diet reduces resting blood flow to the brain and causes dementia in mice. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • New study shows producers where and how to grow cellulosic biofuel crops
    A new report provides practical agronomic data for five cellulosic feedstocks, which could improve adoption and increase production across the country. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Want people to work together? Familiarity, ability to pick partners could be key
    The key to getting people to work together effectively could be giving them the flexibility to choose their collaborators and the comfort of working with established contacts, new research suggests. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Great scat! Bears — not birds — are the chief seed dispersers in Alaska
    In southeastern Alaska, brown and black bears are plentiful because of salmon. Their abundance also means they are the primary seed dispersers of berry-producing shrubs, according to a new study. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Bariatric surgery prolongs lifespan in obese
    Obese, middle-age men and women who had bariatric surgery have half the death rate of those who had traditional medical treatment over a 10-year period, reports a study that answers questions about the long-term risk of the surgery. Previous studies looking at this question were indefinite because follow-up data was ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • In chronic disease care, family helpers are key, but feel left out
    People with diabetes, heart failure and other chronic diseases often live independent lives, without a traditional caregiver. But many have a family member or friend who plays a key supporting role in their health care. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Improving stroke treatment through machine learning
    Methods from optogenetics and machine learning should help improve treatment options for stroke patients. Researchers have now developed a computer vision technique to analyze the changes in motor skills that result from targeted stimulation of healthy areas of the brain. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • New insights into underwater adhesives
    An international team of researchers has succeeded in developing a new type of underwater adhesives that are tougher than the natural biological counterpart. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Nuclear power plants must be able to withstand fires caused by aircraft impacts
    Researches examined the transport, evaporation and combustion of liquids in large-scale fire incidents. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Pharmaceuticals and other contaminants force fish to work much harder to survive
    Pharmaceuticals and other human-made contaminants are forcing fish that live downstream from a typical sewage treatment plant to work at least 30 percent harder just to survive, researchers have found. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Wealth may drive preference for short-term relationships
    According to new research by psychologists, resource-rich environments may cause people to favor short-term relationships. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • An eNose is able to sniff out bacteria that cause soft tissue infections
    A recent study has concluded that an electronic nose (eNose) can be used to identify the most common bacteria causing soft tissue infections. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • International study identify the process of rock formed by meteors or nuclear blasts
    Scientists have made a model to map out the phases in which silica (SiO2) transforms into coesite, by analyzing how the inelastic scattering of light among molecules changes according to pressure variation. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Promiscuous female sea turtles may save their species from climate change
    New research suggests they mate with up to seven males per season ... read more
    Source: Latest News from Science MagazineVeröffentlicht am 16-01-2018
  • Genome architecture’s surprising role in cell fate decisions
    A new study shows unexpected and crucial role of genome architecture in determining cell fate. The work represents an important advance in our understanding of gene regulation and reveals a new layer of complexity that needs to be studied to properly interpret genomics and gene expression in the future. An ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • New treatment target for melanoma identified
    Researchers have identified a new therapeutic target for the treatment of melanoma. For decades, research has associated female sex and a history of previous pregnancy with better outcomes after a melanoma diagnosis. Now, a research team says it may have determined the reason for the melanoma-protective effect. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • More evidence of link between severe gum disease and cancer risk
    A new study adds to accumulating research that gum disease is associated with some cancer risk. It reports a 24 percent increase in the risk of cancer among participants with severe gum disease. The highest risk was observed in cases of lung cancer, followed by colorectal cancer. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Bile acids fire up fat burning
    Scientists have discovered a novel role for bile acids: converting energy-storing white fat depots into energy-expending beige fat. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Cellular seismology: Putting vibrations on the map
    Using a unique technology called 'cell quake elastography,' scientists can now map to the millisecond the elasticity of components vibrating inside a cell. This discovery opens up a whole new field of research in mechanobiology, opening the door to many practical applications in medicine. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Europe’s lost forests: Coverage has halved over 6,000 years
    Research shows more than half of the forests across Europe have been lost over the past 6,000 years. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Mysteries of a promising spintronic material revealed
    Researchers have used an unconventional approach to determine the strength of the electron spin interactions with the optical phonons in antiferromagnetic nickel oxide (NiO) crystals. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Named after Stanley Kubrick, a new species of frog is a ‚clockwork orange‘ of nature
    Two new frog species were discovered in the Amazon Basin. Both had been previously misidentified as another superficially identical species. One of them received a name translating to 'demon' or 'devil' in allusion to the horn-like projections visible on its eyelids. The second one was named in honor of famous ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Zoology: Luminescent lizards
    Chameleons are known to communicate with conspecifics by altering their surface coloration. Munich researchers have now found that the bony tubercles on the heads of many species fluoresce under UV light and form impressive patterns. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Perovskite solar cells: Perfection not required
    Metal-organic perovskite layers for solar cells are frequently fabricated using the spin coating technique on industry-relevant compact substrates. These perovskite layers generally exhibit numerous holes, yet attain astonishingly high levels of efficiency. The reason that these holes do not lead to significant short circuits between the front and back contact ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Pulsating dissolution found in crystals
    When researchers zoomed in to the nanometer scale on time-lapse images of dissolving crystals, they found a surprise: Dissolution happened in pulses, marked by waves that spread just like ripples on a pond. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • The Fields Medal fallacy: Why this math prize should return to its roots
    The Fields Medal, whose origins date back to the 1930s, will be issued again this year in August to up to four of the world's most accomplished mathematicians under the age of 40. Experts now propose that the Fields Medal return to its roots as a tool intended to shape ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Computer-aided facial analysis helps diagnosis
    In rare diseases, the computer-aided image analysis of patient portraits can facilitate and significantly improve diagnosis. This has been demonstrated on the basis of so-called GPI anchor deficiencies. Using data on genetic material, cell surface texture and typical facial features, researchers utilized artificial intelligence methods to simulate disease models. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Mapping the social landscape
    Scientists have, in recent decades, pinpointed neurons called 'place cells' in our brains that encode our own location in the environment, but how our brains represent the positions of others has been a mystery. New research in bats, reveals a sub-population of neurons that encode the specific location of other ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • High performance CNT catalyst relating to its electroconductivity
    Biofuels were obtained from Jatropha Oil using carbon nanotube (CNT) catalyst, which showed efficient cracking activity. The performance was activated by the high stability, metal sites, acid sites, electroconductivity, and coking tolerance of CNT. Two cracking circulations were found in the hydroprocessing. Meanwhile, the sulphur-free process was eco-friendly. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • New study offers insights on genetic indicators of COPD risk
    Researchers have discovered that genetic variations in the anatomy of the lungs could serve as indicators to help identify people who have low, but stable, lung function early in life, and those who are particularly at risk for chronic obstructive pulmonary disease (COPD) because of a smoke-induced decline in lung ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Scientists unleash power of genetic data to identify disease risk
    Massive banks of genetic information are being harnessed to shed new light on modifiable health risks that underlie common diseases. Researchers have pioneered a method to integrate data from multiple large-scale studies to assess risk factors such as body mass index (BMI) and cholesterol levels, and their association with diseases ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • ‚Rainbow‘ dinosaur had iridescent feathers like a hummingbird
    Scientists discovered a dinosaur fossil with feathers so well-preserved that they were able to see the feathers' microscopic color-bearing structures. By comparing the shapes of those feather structures with the structures in modern bird feathers, they're able to infer that the new dino, Caihong juji ('rainbow with the big crest') ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018
  • Circadian clocks under the microscope
    Circadian clocks regulate the behavior of all living things. Scientists have now taken a closer look at the clock's anatomical structures and molecular processes in the honeybee. ... read more
    Source: Science dailyVeröffentlicht am 16-01-2018