American opinions are split on genetically engineered food
... of the study. Generally, women and non-Caucasians perceived higher risk in using biotechnology in food product...ew York survey used a similar scale to measure the perceived health risks of GE food. "The results of the state and national surveys were very consistent with ea...Taste gene may play role in smoking
...moke for the taste of cigarettes between those who perceived bitter taste and those who didn't," said Timothy Baker, a UW-Madison psychologist and one of the study's authors. "We also found the ratings of 'cues' (sights and smells that trigger urges to smoke) higher among those who were not bitter-tasters." ...When seeing is misleading: Clutter leads to high-confidence errors
... experiments, as determined both by the observers' perceived magnitude and self-reports on their level of confidence about each decision. The authors conclude the visual system combines the outputs of noisy detectors and settles on the maximum signal. These results suggest that the probability of being sure ...20th annual Society of Conservation Biology meeting
...s from over 50 countries will address the real and perceived boundaries of ecology, sociology, politics, and human behavior that impede conservation science and its application. Major topic areas will range from partnerships with private landowners to marine and freshwater conservation to transboundary conserv...Genetic factors, neuroticism may be associated with future development of anorexia
... women: BMI, stomach problems, excessive exercise, perceived stress, an extroverted personality and neuroticism, characterized by low self-esteem, emotional instability and feelings of depression, anxiety and guilt. Of these, only neuroticism was identified as a risk factor for subsequent anorexia. "In conclus...Locust research suggests that physical state has much to do with learning
...en you're deprived, things taste better, and their perceived value may be exaggerated," said Behmer, who has a joint appointment with the Texas Agricultural Experiment Station. Behmer studied the phenomena of 'state-dependent learned valuation' in a grasshopper, the African desert locust, Schistocerca gregari...How sweet it isn't -- preference for alternatives to sugar based on sour, bitter tastes
... on how much bitter, sour and metallic tastes they perceived with each substance. Many of these compounds are found in items such as diet soda, gum, candy and Jell-O, and some can be used for baking. Not surprisingly, sugar was rated highest. Participants found sucralose (brand name Splenda), a sweetener deriv...Sexual competition stimulates premature and repeated ejaculation in a mammal
...o adapt their copulatory behavior according to the perceived risk that females will mate promiscuously. The fin... the new work, researchers show that elevating the perceived risk that male house mice will encounter sexual competition causes them to adjust key aspects of the...Highlights from the April 2006 Journal of the American Dietetic Association
...givers, the researchers found: Family meals were perceived positively by both children and their parents. Pa...er. The researchers conclude: "Family meals are perceived positively by both adolescents and parents.Family meals may be a useful mechanism for enhancing fami...Fruitfly study shows how evolution wings it
...nces and courtship songs, as well as how those are perceived by the female. More generally, these kinds of molecular studies are enabling new advances in understanding the machinery of evolution. "These techniques are enabling dramatic progress in understanding the deep mechanics of evolution in more and more ...HHMI's experiment in changing scientific culture
...nd the way the culture is set up." To fulfill the perceived need for a scientific community that complements those currently in existence by promoting and rewarding collaborative, interdisciplinary research, HHMI has created Janelia Farm. When the $500 million facility opens later this year, approximately 230...Dover 'intelligent design' decision to be topic of national forum
...including what many opponents decry as evolution's perceived rejection of religion and personal beliefs in an "intelligent designer," or God. "There are a lot of misunderstandings about what science really says, and a lot of mistaken beliefs that make the conflicts appear greater than they are," Blum said. "I ...Arthritis drug might reduce fatigue in cancer patients
...ted and answered weekly questionnaires about their perceived fatigue and weakness. Although only a limited group of patients received docetaxel without etanercept, the questionnaires showed that they have increased fatigue compared to the patients who received etanercept. Researchers concluded that the additi...No-mow grass may be coming to your yard soon
... access to the nucleus. Rather, plant steroids are perceived outside the cell by the extracellular domain of a cell surface receptor. Perception then regulates genetic events in the nucleus in a more roundabout way, similar to a well-studied pathway in animals known as the Wnt signaling pathway. Wnt is a secre...Genes discovered that allow gum disease bacterium to invade arteries
...ial cells, offering one possible explanation for a perceived connection between gum disease and heart disease. Scientists from the University of Florida, Gainesville, present their findings today at the 106th General Meeting of the American Society for Microbiology in Orlando, Florida. "Aside from lifestyle ...Before informational input perceived by the mammalian brain is stored in the long-term memory, it is temporarily memorised in the hippocampus*. Understanding the function of the hippocampus as an important player in the memory process is a major topic of current brain research. Thin sli...Chronic neuropathic, 'phantom' pain comes from affected nerve and spinal cord, not brain
...he processing of unpleasant sensations that can be perceived as painful. According to Devor, much has been made of the theory that neuropathic pain actually "imprints" changes in the spinal column that are responsible for the long-lived chronic pain. What Balasubramanyan et al. found, however, didn't quite ma...'Thirst for knowledge' may be opium craving
...lue because mate selection correlates closely with perceived intelligence. Only more pressing material needs, such as hunger, can suspend the quest for knowledge, he added. The same mechanism is involved in the aesthetic experience, Biederman said, providing a neurological explanation for the pleasure we deriv...Titans of biodiversity science call for united, authoritative voice to inform decision-makers
...s a public good are key factors. They underlie the perceived conflict between biodiversity conservation and economic development, which exists only insofar as development is not sustainable. Biodiversity is also intrinsically more complex than other environmental concerns, such as the stratospheric ozone hole ...Mosquito spray increases toxicity of pyrethroids in creek, study finds
...uman health risk from mosquito-borne infections is perceived to be greater than the risk of exposure to the pesticide. In this case, the decision to spray by air came after two dozen people in Sacramento County had become infected that summer by the West Nile virus. An 85-square mile region north of the Amer...