Earth's crust was unstable in the Archean eon and dripped down into the mantle Model calculations indicate that the extreme density of the base of the thickened primary crust caused it to subside into the Earth's mantle Earth's mantle temperatures ...

Hebrew University researchers reach breakthrough on understanding persistent bacteria Work can lead to improved therapies in the future Jerusalem, Dec. 29, 2013 – The mechanism by which some bacteria are able to survive antibacterial treatment ...

Nicotine exploits COPI to foster addiction

New innovation by NUS researchers enhances information storage in electronics Innovative Magnetoresistive Random Access Memory technology enables bigger and longer lasting memory in electronic systems A team of researchers from the Department of Electrical & ...

Meloidogyne mali: A new invasive plant parasitic nematode in Europe Following its recent synonymisation with Meloidogyne ulmi, a species known to parasitize elm trees in Europe, it has become clear that M. mali has been in the Netherlands for more than fifty years. Evidences ...

Alcohol leaves its mark on youngsters' DNA A preliminary study led by a UPV/EHU-University of the Basque Country researcher in collaboration with the Autonomous University of Nayarit, in Mexico, indicates that weekend alcohol consumption may affect DNA This news release ...

Researchers say fructose does not impact emerging indicator for cardiovascular disease However, overconsumption of calories from fructose can have substantial adverse effects on health TORONTO, Dec. 30, 2013—Fructose, the sugar often blamed for the obesity ...

Testosterone in male songbirds may enhance desire to sing but not song quality For the male canary, the ability to sing a pitch-perfect song is critical to wooing female canaries. As the seasons change, so does song quality and frequency. The hormone testosterone ...

Study identifies potential new strategy to improve odds of corneal transplant acceptance DALLAS – Dec. 30, 2013 – For the estimated 10 percent of patients whose bodies reject a corneal transplant, the odds of a second transplant succeeding ...

Plan to delist gray wolf endangers other threatened species, researchers find Scientists say proposal to end wolf protection across US disregards science, history, threats COLUMBUS, Ohio – The federal government's proposal to discontinue protection for the gray ...

Tell me your barcode, and I will tell you what palm you are Reliable and cost-effective species recognition is the dream of many scientists, and has important applications. While the use of morphological features is often uncertain, and can lead to misidentification, species ...

The value of museum collections for development of DNA barcode libraries The ability to sequence the DNA of plants and animals has revolutionized many areas of biology, but the unstable character of DNA poses difficulties for sequencing specimens in museum collection ...

Museum bird DNA 'ready for use' in Naturalis Biodiversity Center DNA barcoding is used as an effective tool for both the identification of known species and the discovery of new ones. The core idea of DNA barcoding is based on the fact that just a small ...

DNA barcoding to monitor marine mammal genetic diversity Marine mammals are flagship and charismatic species, very attractive for the general public. Nowadays, they are also considered as highly relevant sentinel of the marine realm. Their presence and their welfare in an area ...

Toward a molecular explanation for schizophrenia Tel Aviv University researchers find inhibition of a basic cellular process may contribute to the mysterious disease Surprisingly little is known about schizophrenia. It was only recognized as a medical ...

Imaging technology could unlock mysteries of a childhood disease By the time they're two, most children have had respiratory syncytial virus (RSV) and suffered symptoms no worse than a bad cold. But for some children, especially premature babies and those with ...

Fetal alcohol syndrome heart defects may be caused by altered function, not structure Study utilizing animal model is published in the American Journal of Physiology - Heart and Circulatory Physiology Bethesda, Md. (Dec. 30, 2013)—Recent data shows that more than 500,000 ...

I'll have what they're having: Study finds social norms influence food choices According to report published in the Journal of the Academy of Nutrition and Dietetics Philadelphia, PA, December 30, 2013 – Is obesity a socially transmitted disease? In order ...

Slower-paced meal reduces hunger but affects calorie consumption differently According to new study of normal-weight and overweight or obese individuals published in the Journal of the Academy of Nutrition and Dietetics Philadelphia, PA, December 30, 2013 ...

The secret to fewer doctor office visits after 70 -- play high school sports Fit in 50 years: participation in high school sports best predicts one's physical activity after age 70 Seventy year olds who don't frequently visit the doctor have something unexpected ...

NASA's TRMM satellite sees new Tropical Depression forming near Australia's Kimberly coast Low pressure System 98S appears ripe to form into Tropical Cyclone 05S as NASA satellite imagery is showing some hot towering clouds in the storm and heaviest rains south of ...

New study: High mortality in Central Southern states most likely due to smoking 'Geographic divergence in mortality in the United States,' by Andrew Fenelon NEW YORK (26 December 2013) — Between 1965 and 2004, the distribution of states with the highest mortality ...

How does Rho-associated protein kinase modulate neurite extension? Rho-associated protein kinase is an essential regulator of cytoskeletal dynamics during the process of neurite extension. However, whether Rho kinase regulates microtubule remodeling or the distribution ...

Normobaric oxygen preconditioning for cerebral ischemic injury Normobaric oxygen has the rapid and non-invasive characteristics and may have therapeutic effects on ischemic/hypoxic disease. Dr. Chunhua Chen and colleagues from Peking University, China found ...

Chitosan conduits combined with NGF microspheres repair facial nerve defects The chitosan molecule can promote nerve cell adherence and growth along the surface of the material. It can enhance the adherence and influx of Schwann cells, thus encouraging the growth ...