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Researchers find 24 species believed new to science in Suriname rainforest

...tate of Texas (twice the size of Ethiopia) that is home to 100 indigenous groups. In Suriname, the only former Dutch colony in South America, the forests are at risk from foreign logging and other resource extraction. Cutting and burning tropical forests worldwide contributes 20 percent of the total c...

New bacterium discovered -- related to cause of trench fever

...victims of malaria and typhoid. The Andes are also home to another Bartonella species, spread by sand flies. The researchers first thought this was causing the patient’s infection. But genetic comparisons showed that although the new bacterium is related enough to be classified with the other Bartone...

Rising skin cancer rates are more likely to affect wealthy people, says 12-year review

... to take sensible precautions, whether they are at home or on holiday. “Although our research highlights that some section of society face greater risks than others, the safe sun message is one that we all need to heed if we are to halt rising skin cancer rates” concludes Dr Hoey....

Migration alert -- How tumor cells home in on the lymphatic system

...r cells’ migration and guaranteeing that they will home in on the lymphatic. To demonstrate this new concept, the researchers engineered a tissue culture model of the tumor-lymphatic microenvironment and developed computational models to calculate the gradients of the signaling molecule. The stud...

Warning from Asian bees

...stralian bees and rob their hives. Compared to the home breed, Apis mellifera, the intruders are nowhere near the same league in the volume of honey they produce. In the recent experience of Papua New Guinea and the Solomon Islands, they could become a serious pest, not just for beekeepers, but of conc...

Staphylococcus aureus hides out in cells

...l BMC Genomics shows how S. aureus makes itself at home in human lung cells for up to two weeks. A team of 12 researchers from University Hospital of Geneva, Switzerland and the Institute of Food Research, Norwich, UK set out to uncover what S. aureus (6850) did inside human lung epithelial cells (A549) ...

Male circumcision overstated as prevention tool against AIDS

...These men then act as a conduit to bring the virus home to their villages, their other casual sex partners and to their wives. The study has important policy implications. Several international AIDS organizations have begun to provide funding for male circumcisions as a deterrent to AIDS. While male ci...

New research shows sharks use their noses and bodies to locate smells

... by many animal species to locate food, mates, and home sites. However, odor itself has no directional properties, so animals must use a variety of senses to get the directional information for a smell," said Jelle Atema, professor of biology at Boston University and study co-author. The new study exam...

Philandering female felines forgo fidelity

...female and male cheetahs. Female cheetahs occupy a home range averaging some 833 square kilometers in size, whereas a male’s territory averages 37 square kilometers. In many carnivore species, it’s the males that have larger ranges that encompass several female ranges. “The picture that emerges is that...

Why do oysters choose to live where they could be eaten?

...of oyster larvae, the selection of a place to call home can be a life or death decision. According to an article in the May edition of Ecological Monographs, a team of scientists has found that despite the risk of being eaten by cannibalistic adults, oyster larvae choose to settle in areas of high oyster...

Diminishing dinosaur steps saved by laser and laptop

... in the Hell Creek Formation in the United States, home to the infamous Tyrannosaurs Rex. ...

Female-led infanticide in wild chimpanzees

...ith relatively few males available to increase the home range. According to the authors, the new findings indicate that although low-level aggression between female chimpanzees is more commonly seen, the observed instances of infanticide indicate that deadly aggression is not a gender-specific trait in...

From the deep -- Researchers find new species of sea anemone

...o unusual. But finding one that calls a dead whale home is what sets this new creature apart. Since the scientists who initially found these animals weren't sea anemone specialists, they sent the 10 specimens they collected to Meg Daly, an assistant professor of evolution, ecology and organismal biolog...

Better health twice as likely for nonsmokers who live and work with smoking restrictions

...e how smoking restrictions in the workplace and at home affect health status, researchers at the Mailman S...ads, a rise in protection from secondhand smoke at home can be expected. "However, this does not, preclude the need to take a proactive approach to increas...

City ants take the heat

... can stress the animals and plants that make their home alongside humans. Until recently, biologists had focused so much on the effects of global climate change, that they had overlooked the effects of urban warming. Now, an international team of biologists, led by Michael Angilletta of Indiana State Uni...

Cloning the smell of the seaside

...ed for its 'Stewkey Blue' cockles and was also the home of Henry Williamson, author of 'Tarka the Otter'. A more controversial figure from Siffkey's past was its rector, Rev Harold Davidson, who was defrocked in 1932 after allegedly 'cavorting with' London prostitutes. He later joined a circus and died...

Good behavior, religiousness may be genetic

...pact on behavior. "Society as a whole assumes that home environments have large impacts on behavior, but studies in behavior genetics are repeatedly showing that our behavior is also influenced by our genes," says Koenig....

NASA predicts nongreen plants on other planets

...intimately adapted to the special qualities of our home planet and Sun," said Kiang. ...

Chemo combination improves survival in asbestos-related cancer

...veloping mesothelioma from asbestos fibers carried home on the clothes of the people they live with. Daniel Baram, M.D., a pulmonologist at the Lung Cancer Evaluation Center at the State University of New York, said, "Most cases [of mesothelioma] are still from pre-OSHA workplace improvements. I suspec...

Indicators for risk of heart disease are higher in passive smokers

Exposure to second-hand smoke at work, home or elsewhere results in a disproportionate rise in...evels of cotinine reported living with a smoker at home or being exposed to tobacco smoke at work, the primary places for long-term exposure. Researchers...

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