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October 5, 2015

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October 5, 2015

Simpler Way to Estimate Feedback Between Permafrost Carbon, Climate

Oct. 5, 2015 — A simple model of permafrost carbon based on direct observations has been developed by a team of scientists. Their approach could help climate scientists evaluate how well permafrost dynamics are ... read more

Oct. 5, 2015 — Perovskite solar cells are cheaper to make than traditional silicon cells and their electricity conversion efficiency is improving rapidly. To be commercially viable, perovskite cells need to scale ... read more

Oct. 5, 2015 — How do we know that the melanosomes found in the fossils are actually melanosomes and not something else, like leftover impressions from the microbes (some of which also make melanin) that coated the ... read more

Oct. 5, 2015 — The part of the brain responsible for seeing is more powerful than previously believed. In fact, the visual cortex can essentially make decisions just like the brain's traditional 'higher ... read more

Phone App Allows Researchers to Conduct Concealed Food Safety Observations

Oct. 5, 2015 — Smartphones are so ubiquitous, and text messaging and social media activities so common in public places, that no one questions what anyone does with their phone. That pervasiveness allows a phone ... read more

Oct. 5, 2015 — Studying the 'gut-brain axis,' researchers find evidence of an association between the gut microbiota and the eating disorder anorexia ... read more

Oct. 5, 2015 — Scientists have used a transmission electron microscope to record almost 3500 images in 3.5 seconds for the reconstruction of a 3D electron tomogram. Previously, 10 to 60 minutes and a ten-fold ... read more

Study Examines Incidence of Serious, Highly Drug-Resistant Group of Bacteria

Oct. 5, 2015 — The overall incidence in 2012-2013 was relatively low of a serious, highly drug-resistant group of bacteria (Carbapenem-resistant Enterobacteriaceae that are an important cause for health-care ... read more

Patients With Flu-Associated Pneumonia Less Likely to Have Received Flu Vaccine

Oct. 5, 2015 — Among children and adults hospitalized with community-acquired pneumonia, those with influenza-associated pneumonia, compared with those with pneumonia not associated with influenza, had lower odds ... read more

Sharing of Genetic Data Empowers Discovery of New Disorders in Children

Oct. 5, 2015 — Four new genetic disorders have been identified by the team behind the Deciphering Developmental Disorders (DDD) Study, one of the world's largest nationwide rare disease genome-wide sequencing ... read more

Oct. 5, 2015 — Thirty-one percent of cactus species are threatened with extinction, according to the first comprehensive, global assessment of the species group. This places cacti among the most threatened ... read more

The Warmer the Higher: Sea-Level Rise from Filchner-Ronne Ice in Antarctica

Oct. 5, 2015 — The more ice is melted of the Antarctic Filchner-Ronne shelf, the more ice flows into the ocean, and the more the region contributes to global sea-level rise. Unlike some some other parts of ... read more

Oct. 5, 2015 — A team of engineers has built a quantum logic gate in silicon for the first time, making calculations between two qubits of information possible -- and thereby clearing the final hurdle to making ... read more

Ethnic, Racial, Socioeconomic Disparities in Retinoblastoma in Children

Oct. 5, 2015 — Ethnic, racial and socioeconomic disparities appear to exist among children with retinoblastoma, a once uniformly fatal but now treatable eye cancer, and those disparities are associated with greater ... read more

Antihypertensive Beta-Blockers May Increase Cardiovascular Risks in Surgical Patients

Oct. 5, 2015 — A two-drug antihypertensive treatment that included a beta-blocker was associated with increased risk for major adverse cardiovascular events and death in a study of patients who underwent noncardiac ... read more

Disparities in Time Spent Seeking Medical Care in the United States

Oct. 5, 2015 — Racial/ethnic minorities and unemployed individuals had a longer total time burden (time spent traveling to, waiting for and receiving ambulatory medical care) in a nationally representative study, ... read more

Oct. 5, 2015 — The most common lab animals, rats and mice, can't tell scientists much about speech disorders. However, a new study shows how songbirds, specifically zebra finches, may be able to aid research ... read more

Oct. 5, 2015 — Researchers have determined the structure of a key part of the enzyme telomerase, which is active in most cancers and enables cancer cells to proliferate indefinitely. The new findings reveal how the ... read more

Oct. 5, 2015 — The whimsically named sonic hedgehog gene, best known for controlling embryonic development, also maintains the normal physiological state and repair process of an adult healthy lung, if damaged, ... read more

Oct. 5, 2015 — When pathologists perform autopsies on smokers who died with severe emphysema, they find that lungs are black in appearance. Until recently, researchers and physicians could only guess at the ... read more

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