New method to understand steel fracturing
Researchers from the Universidad Carlos III de Madrid (UC3M) have visualized step-by-step and on a microscopic level how certain steels fracture when extreme loads are applied to them. This could help...
View ArticlePre-industrial air pollution in South America
Mining activities in South America generated air pollution approximately 240 years before the Industrial Revolution, according to a study.
View ArticleFlood erosion in an Icelandic canyon
Large-scale flooding can play a dominant role in landscape evolution despite its short duration, according to a study. Edwin R.C. Baynes and colleagues used topographic analysis and surface exposure...
View ArticleSelf-regulating insulin molecule
Researchers report a soluble, circulating, glucose-sensing insulin derivative that achieves efficient blood glucose control in mice. Though self-administered insulin can help regulate blood glucose...
View ArticleAlso of interest from the Proceedings of the National Academy of Sciences
A study in mice reveals that fluctuations in locomotion activity patterns increase with lack of exercise and that lack of exercise is equally detrimental to young and aging mice, but high levels of...
View ArticleConverting solar energy into liquid fuel
Researchers have devised a system that uses bacteria to convert solar energy into a type of liquid fuel, according to study. Although sunlight represents Earth’s most abundant source of renewable...
View ArticleExtinction pressures on Australian mammals
Australian mammalian fauna are declining at a higher rate than mammals in most regions of the world, likely due to predation by introduced species, according to a study.
View ArticleTransplanting bovine adrenal cells
A study in rodents finds that bovine adrenocortical cells encased in alginate may serve as a transplantable treatment for adrenal insufficiency.
View ArticleHoney bee social dynamics and colony collapse
Early foraging behavior in honey bees linked to environmental stressors may lead to a breakdown of social dynamics among bees and result in colony collapse, according to a study.
View Article'Stressed' young bees could be the cause of colony collapse
Colony Collapse Disorder (CCD) is a major threat to bee colonies around the world and affects their ability to perform vital human food crop pollination. It has been a cause of urgent concern for...
View ArticleIron spplementation improves hemoglobin recovery time following blood donation
Among blood donors with normal hemoglobin levels, lowdose oral iron supplementation, compared with no supplementation, reduced the time to recovery of the postdonation decrease in hemoglobin...
View ArticleFor Patients with type 2 diabetes, blood pressure-lowering treatment linked...
Blood pressure-lowering treatment among patients with type 2 diabetes is associated with a lower risk of cardiovascular disease (CVD) and heart disease events and improved mortality, according to a...
View ArticlePlastic in the ocean – sources and solutions
Between five to 13 million tons of plastic waste wind up in the world’s oceans every year, and researchers warn that this amount could increase tenfold in the next decade unless the international...
View ArticleNew mammal fossils show off early diversity
Two new fossil discoveries from the middle to late Jurassic Period (between 170 and 145 million years ago) show that mammals had adapted to a wide variety of environmental niches even at this early...
View ArticleA live look at active neurons
Researchers have developed a way to take snapshots of active neurons in the brains of live organisms, including zebrafish, flies, and mice. Similar techniques have not been able to mark large...
View ArticleTrace minerals strengthen tooth enamel
Trace minerals such as magnesium and iron that are found between grains in tooth enamel can dramatically influence enamel strength and acid resistance, according to Lyle Gordon and colleagues.
View ArticleHow to discriminate oil and gas underground with seismic data？
Study on seismic fluid identification driven by rock physics has proved to be rewarding in recognizing the fluid feature and distributed regularity of the oil/gas reservoirs. The key scientific...
View ArticleAdvances of alternating EM field for earthquake monitoring in China
Since the 1966 when Xingtai earthquake in Hebei province occurred, the significant development has been made for the alternating EM field technique in earthquake monitoring and prediction. The control...
View Articlenanostructure fabrication using FIB-grown free-standing metallic wires with...
3D metallic nanostructures have attracted intensive attention recently. By fabricating nanowires with compositional or microstructural nonuniformity across the width direction of a wire, thermal...
View ArticleGeographic distribution of wild Orchidaceae in China
China has the richest Orchidaceae species diversity in the world, and all orchid species are in the list of conservation. A recent study aimed to identify the hotspots of wild orchids concentration...
View Article