Cigarettes harbor many pathogenic bacteria
sciencedaily.com — The research team describes the study as the first to show that cigarettes themselves could be the direct source of exposure to a wide array of potentially pathogenic microbes among smokers and other people exposed to secondhand smoke. (Submitted by mebbin) More...
Cousin of Prehistoric Crocodile Inhabit Lost World of Sahara
sciencedaily.com — Fossils of five ancient crocs, including one with teeth like boar tusks and another with a snout like a duck's bill, have been discovered in the Sahara. The five crocs, three of them newly named species, were part of the bizarre world of crocs that inhabited the southern land mass known as Gondwana some 100 million years ago..... (Submitted by oteque) More...
Extinct moa rewrites New Zealand's history
sciencedaily.com — The evolutionary history of New Zealand's many extinct flightless moa has been re-written in the first comprehensive study of more than 260 sub-fossil specimens to combine all known genetic, anatomical, geological and ecological information about the unique bird lineage. (Submitted by divinediva) More...
Current cigarette smokers at increased risk of seizures
sciencedaily.com — A recent study determined there is a significant risk of seizure for individuals who currently smoke cigarettes. This is the first prospective study to examine the potential risks associated with cigarette smoking, caffeine intake, and alcohol consumption as they independently relate to epilepsy. (Submitted by tosachin) More...
Ancient high-altitude trees grow faster as temperatures rise
sciencedaily.com — Increasing temperatures at high altitudes are fueling the post-1950 growth spurt seen in bristlecone pines, the world's oldest trees, according to new research. The pines near treeline have wider annual growth rings for the period from 1951 to 2000 than for the previous 3,700 years. Regional temperatures, particularly at high elevations, have incre (Submitted by winslet21) More...
Right-handed Chimps Provide Clues to the Origin of Human Lan
sciencedaily.com — Most of the linguistic functions in humans are controlled by the left cerebral hemisphere. A study of captive chimpanzees at the Yerkes National Primate Research Center (Atlanta, Georgia), reported in the January 2010 issue of Elsevier's Cortex, suggests that this "hemispheric lateralization" for language may have its evolutionary roots in the.... (Submitted by oteque) More...
Ancient Weapons Dug up by Archaeologists in England
sciencedaily.com — A Mesolithic site may date from as early as 9000BC, by which time hunter-gatherers had reoccupied an area near Asfordby, England, after the last ice age. These hunters crossed the land bridge from the continental mainland -- 'Britain' was only to become an island several thousand years later. (Submitted by MediaSight) More...
Potential treatment for Huntington's disease
sciencedaily.com — Researchers also found that the drug Memantine, which is approved to treat Alzheimer's disease, successfully treated Huntington's disease in a mouse model by preserving normal synaptic electrical activity and suppressing excessive extrasynaptic electrical activity. The research was published in the journal Nature Medicine on November 15. (Submitted by divinediva) More...
Shape Perception in Brain Develops by Itself
sciencedaily.com — Despite minimal exposure to the regular geometric objects found in developed countries, African tribal people perceive shapes as well as westerners, according to a new study. The findings suggest that the brain's ability to understand shapes develops without the influence of immersion in simple, manufactured objects. (Submitted by divinediva) More...
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