New bird species found in Idaho
...orphologically and vocally distinct "call type" of red crossbill (Loxia curvirostra complex), which is a group of seed-eating finches specialized for extracting seeds from conifer cones. Fieldwork by Smith has revealed some of the mechanisms that have contributed to the nearly complete cessation of inter...Neighbors gone, fruits gone, species gone
...na, a rare endemic Mauritian plant, produces large red flowers, that are pollinated by the endemic day gecko Phelsuma cepediana. Day geckos of the genus Phelsuma are inquisitive animals. However, they cannot move around freely all the time, if they want to avoid predators. Thus, the geckos spend a lot of...A case of mistaken identity for the ivory-billed woodpecker?
...emed impossible that a crow-sized black, white and red bird should have eluded the nation's ornithologists, hunters and conservationists in heavily populated South-eastern USA for so long." However, the original video published in Science catalysed conservation efforts in SE USA's bottomland swamp forest...Alien predators are more dangerous than native predators
...stic cat, goat, grey squirrel, mouse, pig, rabbit, red deer, red fox, ship rat). Scientists believe that more frequent contact between predator and prey population...G6PD deficiency is associated with significant protection against severe, life-threatening malaria
... also be deficient. G6PD is an important enzyme in red blood cells (erythrocytes), the host cells for Pla...cant difference in the numbers of parasites in the red blood cells of the various groups of children indicating that the deficiency does not work by stoppi...Male reindeer inflate a large air sac in the neck region to emit their hoarse rutting calls
...e caller's fighting ability. By contrast to male red deer, who are renowned for roaring with the head elevated, male reindeer emit a hoarse rattling with the head kept low. In this posture the inflated air sac expands the neck region. Both acoustic and optical display serve to deter rival males and the...Location, location -- Cell sizes, lives influenced by host size
...cells, they just have more of them. Liver cells, red blood cells and other cell types that frequently d... and Sciences. "Neurons also increase in size. But red blood cells are the same size whether they are in a mouse or an elephant. The reason brain and fat c...Scientist converts UK nuclear energy policy
...f dual-use life science research that should raise red flags. ALSO IN THE MARCH/APRIL ISSUE OF THE BULLETIN Small-scale arms control A review of the Control Arms Coalition's report "Arms Without Boarders: Why a Globalised Trade Needs Global Control," by peace and security specialist Natalie J. Gold...Scientists find genes involved in the battle between Hessian flies and wheat
...AYETTE, Ind. -- Wheat has ways to battle the tiny, red wormlike insects that nibble on the plant's leaves and can destroy crops worldwide, but the Hessian fly larvae that survive eventually evolve methods to overcome plant defenses. Purdue University and USDA-Agriculture Research Service scientists try...Finding the white wine difference
...team has pinpointed the genetic difference between red (or black) and white grapes a discovery which cou...ed. What they did not know was how the change from red to white berries came about. CSIRO researchers, working in the Cooperative Research Centre for Vitic...Unique tomatoes tops in disease-fighting antioxidants
COLUMBUS , Ohio Deep red tomatoes get their rich color from lycopene, a dis... form of lycopene in participants' blood. "While red tomatoes contain far more lycopene than orange tomatoes, most of it is in a form that the body doesn...New imaging technique tracks traffic patterns of white blood cells
...disorder that affects hemoglobin, a protein inside red blood cells that help carry oxygen throughout the body. Abnormal hemoglobin polymerizes, and red blood cells become sickle-shaped. Sickle-shaped red blood cells then clog blood vessels by sticking ...Is it ethical for scientists to do research abroad that would be forbidden at home?
...llow, orange, and red. Research that falls in the red zone, such as research to develop chemical weapons...scientists in the home country seem inclined to do red zone research in other countries, the home country can enact extraterritorial laws to prevent them d...Population pressure shapes urban parks
...ative and 6 nonnative. The native species included red maple, yellow oxalis, and Virginia creeper. The nonnative species, all considered invasive species in the area, included dandelion, Japanese honeysuckle and tree of heaven. Twenty other species existed in 9 of the 10 parks, 13 native and 7 nonnative....Chimpanzees found to use tools to hunt mammalian prey
...ees to consume prosimian preyin other study sites, red colobus monkeys, hunted mainly by males, are the c... mosaic savannah that is relatively dry, and where red colobus monkeys are absent. This habitat may promote effortssuch as the observed tool useto obtain m...Boosting brain power -- with chocolate
... they are also present in other substances such as red wine, green tea and blueberries. He presented his research at the annual meeting of the American Association for the Advancement of Science (AAAS), one of the biggest annual gatherings of scientists from all over the world. This year's meeting take...ACS News Service Weekly PressPac -- February 14, 2007
... hematite spheres one thousandth the diameter of a red blood cell. ARTICLE #2 FOR IMMEDIATE RELEASE "Sonochemical Synthesis of Nanosized Hollow Hematite" DOWNLOAD PDF http://pubs.acs.org/cgi-bin/sample.cgi/jacsat/asap/pdf/ja0676657.pdf DOWNLOAD HTML http://pubs.acs.org/cgi-bin/sample.cgi/jacsat/...Smithsonian scientists report ancient chili pepper history
...rs, members of the genus Capsicum, are shaped like red blood cells, with a strong, central line or split on the side. "Sorting through microscopic particles and finding a type that distinguishes such an important plant group is like opening a window to the past," Perry said. "While we once based our un...DNA ends: Common tool, different job
...PA complex acts elsewhere in the genome to raise a red flag to attract the attention of the repair machinery," says Lundblad, "curiously, the t-RPA complex performs the exact opposite function at chromosome ends, ensuring that these tips do not become targets for DNA repair." ......erences, such as the smell of a dozen long-stemmed red roses. "Smell forms part of the framework that conforms to cultural attractiveness standards; for example, smelling like a strawberry instead of mildew," he says.Next, there are pheromones, which are more mysterious to us humans. "Pheromones are u...