Interpreting the correlation between cannabis use and IQ change
The positive association between adolescent-onset cannabis use and IQ decline reported in a recent study may be explained by the confounding influence of socioeconomic status on IQ, a study reports....
View ArticleAdvanced airway procedures for out-of-hospital cardiac arrest associated with...
In patients with out-of-hospital cardiac arrest, cardiopulmonary resuscitation with advanced airway management, such as endotracheal intubation, was a significant predictor of poor neurological outcome...
View ArticleAbsence of monitoring of stomach fluid volume for patients on ventilator and...
Patients undergoing mechanical ventilation and receiving nutrition via a feeding tube who did not receive monitoring of residual gastric volume (amount of liquid left in the stomach after use of...
View ArticleClues to cognitive disabilities in premature babies
Two new studies shed light on why preterm infants develop cognitive, learning and attention problems more frequently than full-term infants. Stephen Back and colleagues looked at the brains of fetal...
View ArticleNew study: US $8.17 billion spent in 2011 to safeguard water by protecting...
The number of initiatives that protect and restore forests, wetlands, and other water-rich ecosystems has nearly doubled in just four years as governments urgently seek sustainable alternatives to...
View ArticleIUD best treatment for heavy periods, major trial shows
A major clinical trial in the UK has found that the Mirena contraceptive coil is a better treatment for heavy menstrual periods than other conventional treatments. The results will help doctors and...
View ArticleGut mcrobes influence autoimmunity risk, via sex hormones
In mice, the assortment of microbes inhabiting the gut influences levels of sex hormones and, in turn, the development of the autoimmune disease type 1 diabetes, researchers report. The findings may...
View ArticleVertebrates in the Arctic linked by climate
Research has shown that extreme weather events can influence the population dynamics of many species, bringing the birth and mortality rates of separate populations into sync with one another. But, it...
View ArticleSearch method identifies some donors of genomic material
The identities of some volunteers who donate personal genome sequence data for research can be revealed using only publicly available information, researchers report. The detection method relies on Y...
View ArticleNew image compressor beats JPEG
Tired of compressing huge image files" A new type of lens compresses images more efficiently than current methods. While algorithms like JPEG can compress the size of a file, the work has to be done...
View ArticleTemplate-directed assembly of pentacene molecules on epitaxial graphene on...
The corrugated moiré structure of a graphene/Ru(0001) interface significantly modulates the growth behavior of pentacene. Molecules preferentially reside on fcc regions, and subsequently occupy hcp...
View ArticleA new world record for solar cell efficiency
To make solar electricity affordable on a large scale, scientists and engineers the world over have long been trying to develop a low-cost solar cell, which is both highly efficient and easy to...
View ArticleNew GSA memoir covers 1.5 million kilometers of Tibet and its foreland
Editors B. Clark Burchfiel of the Massachusetts Institute of Technology (MIT) and Chen Zhiliang of the Chengdu Institute of Geology and Mineral Resources have compiled into one volume the results of...
View ArticleIs there gigantic jet event in middle latitude region in mainland China?
Gigantic jet is a kind of large transient discharge which occurs above thunderstorms, connecting the thunderstorm and ionosphere directly. Previous studies show that gigantic jets are often observed in...
View Article'Self-eating' digestive enzymes linked to shock, organ failure
Leakage of pancreatic enzymes into the gut can lead to shock, a life-threatening medical condition linked to sepsis and multi-organ failure, a new study reports. There are currently no approved...
View ArticleBranched Co3O4/Fe2O3 nanowires as high capacity lithium-ion battery anodes
A novel Co3O4/α-Fe2O3 branched nanowire heterostructure ishydrothermally synthesized, which consists of primary Co3O4 nanowiretrunks directly grown on Ti substrate, and dense, short Fe2O3...
View ArticleMutations in regulatory regions promoting tumors too?
Until now, sequencing studies have identified many recurrent mutations within the protein-coding regions of human cancer genes but very few mutations involving the regulatory, or non-coding, regions of...
View ArticleLong-sought phenomenon found in transient stellar events
Stellar outbursts used to be lumped into two categories: novae or supernovae. But, over the years, researchers have recognized another class of outbursts with luminosities between those of novae and...
View ArticleDespite doubts, cataloging Earth’s full biodiversity is doable
With a realistic surge of effort, most plant and animal species could be named within the present century, Mark Costello and colleagues argue in this Review. Many in the scientific community have said...
View ArticleSolving the proton radius puzzle
A new experiment confirms that the proton is smaller than previously believed. The findings offer clues to solving the so-called "proton radius puzzle", which continues to spark discussion over the...
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