Physicist cracks women's random but always lucky choice of X chromosome
...n thus has more chance of surviving any biological threat targeted at a single version of the X chromosome....Sleep deprivation affects airport baggage screeners' ability to detect rare targets
... low prevalence targets that may ultimately pose a threat to an airline and its passengers, according to a research abstract that will be presented Monday at SLEEP 2007, the 21st Annual Meeting of the Associated Professional Sleep Societies (APSS). Nayantara Santhi, MD, of Brigham & Womens Hospital in Bos...Researchers examine carbon capture and storage to combat global warming
... asphyxiation and groundwater contamination. The threat of asphyxiation-or suffocation due to carbon dioxide displacing oxygen-is very low, the researchers said, because of the unlikelihood of a rapid leakage, which would have to occur to cause a problem. Drinking water contamination, Benson said, is th...The insect vector always bites twice
The reality of the threat from vector-borne diseases has been recognized and the problem is prompting research scientists to take a strong interest. Most of these infections, classified as emerging or re-emerging diseases, are linked to ecosystem changes, climatic variations ...Duetting birds with rhythm present a greater threat
...th incredible rhythmic precision present a greater threat to other members of their species than those that ...luence of those timing differences on the level of threat perceived by members of the birds listening audiences remained uncertain. Hall and study collabora...CSIRO scientists join fight to save 'Tassie devil'
... said helping the Tassie devil to survive the DFTD threat was crucial, not just because it is a major tourism attraction but also to ensure devils continue to play the vital role they have in maintaining Tasmanias environmental balance. Other collaborators include: the Department of Primary Industries an...New insights into the neural basis of anxiety
...r; a stimulus will only sometimes be followed by a threat while other times nothing might happen. Normal mice show less fear towards such ambiguous cues than to clearly threatening stimuli. A team of researchers led by Cornelius Gross at the EMBL Mouse Biology Unit now discovered that this response to am...Want to save polar bears? Follow the ice
...e near these fast swimming marine mammals. Another threat to the bears is the unpredictability of the melting of the sea ice away from the coast regions that bears shift to in the warmest parts of the year. Bears that make it to shore may be there for increasingly longer periods of time without food as the...Fire ants are emerging nuisance for Virginians
...l industry. In other states, however, RIFAs pose a threat to both crops and livestock. They feed on almost any plant or animal material, alive or dead, and are known to damage more than 50 cultivated plants such as corn, sorghum, and soybeans by feeding on germinating seeds. The fire ants can also damage de...How plague-causing bacteria disarm host defense
...e Ages. "This bacterial species could still be a threat today," said Navarro, adding that scientists had isolated an antibiotic-resistant strain of this species. In addition Y. pseudotuberculosis and Y. enterocolitica are big words for nasty, little bugs that cause what's commonly known as food poisoning...Young meerkats learn the emotion before the message in threat calls
...earlier than their understanding about the type of threat faced (in the June issue of The American Naturalis...r example, eagle or jackal) and the urgency of the threat (for example, close or far). This information enables listeners to adjust their response to the part...Cornell lab confirms deadly fish virus spreading to new species
...een identified in 19 species and poses a potential threat to New Yorks $1.2 billion sport-fishing industry. ...European or Japanese genotypes and poses no health threat to humans, said Bowser. However, as a general rule, people should avoid eating any fish (or game) th...Insignia -- A new way to identify viruses and bacteria
... threats to human health, and in recent times this threat increased due to the possibility of engineered biological agents. The genome sequencing field has targeted and sequenced the complete genomes of hundreds of bacteria and thousands of viruses over the past decade, which now make it possible to develop...Hives ferment a yeasty brew, attract beetle pest
... hive beetles are common in Africa and pose little threat to African honeybee hives, it appears that domesticated European honeybees have a much harder time containing the beetles in their hives. European honeybees were bred to be docile and easy to work with, while African honeybees are noted for aggressio...Getting to the core of an emergent public health threat
...urces of its host. What made SARS such an alarming threat was that the symptoms were much more severe than had been seen before in human coronavirus infections. Even though the SARS virus has not reappeared in humans since the 2003 outbreak, Hogue remains cautious. "Epidemiologists and those of us who wor...Reproductive speed protects large animals from being hunted to extinction
...habitat loss is the biggest issue. But whether the threat comes from hunting or habitat destruction, extinctions such as this are "all human-caused at some level," Price said. The worst-case scenario, she said, is where humans are expanding into an area and changing its habitat, and hunting the indigenous...Tips from the Journals of the American Society for Microbiology
...ion and Immunity. Malaria, a major public health threat resulting in 3 million deaths annually, is transmitted to humans through mosquito bites. Emerging drug and insecticide resistance emphasize the urgent need for effective new vaccines. In the study researchers compared immune responses of mice pree...UF scientists identify cancer virus' genetic targets
...ses these small fragments of RNA to knock down the threat to its food supply. No one is certain of the exact function of viral microRNA and this paper shows at least one function and a cellular target. These are important findings."...Is climate change likely to increase disease in corals?
...y to the effects of polluted runoff from land. One threat that appears to be growing dramatically in Australia's famed Great Barrier Reef is white syndrome, a disease that is spreading rapidly, leaving stripes of dead corals like ribbons of death in its wake. In a new study published by PLoS Biology, John B...Alien plants attack using 'resource conservation' as weapon, researchers say
...ave long assumed that alien species pose less of a threat in resource-poor environments because they are les...termining which invasive species pose the greatest threat are far from complete, Funk added. "With this new information, we can now take a look at those lis...