Newly Discovered Bacteria Produce Magnetic Material
..., "also are of interest to researchers studyingthe evolution of the atmosphere, the banded iron formations responsible forthe earth's magnetic field, and respiration in organisms." The research was supported by DOE, Office of Health and EnvironmentalResearch. ORNL, one of the Department of Energy's multiprogra...Six-Year Drilling Project to Uncover One Million Years of Earth History
...nto the geologic history of the Earth to study the evolution of Hawaii's Mauna Kea volcano, under a grant awarded by the National Science Foundation. The $10.3 million, six-year Hawaii Scientific Drilling Program will be administered by the Hawaii Institute of Geophysics and Planetology at the Universi...Study Examines How Mechanisms Evolve To Regulate Bee Development
...inged drones in an attempt to gaininsight into the evolution of the mechanisms involved in the division oflabor. While drones do not participate in the division of labor, they doundergo a unique pattern of behavioral development in which they grow upand mate. The same endocrine and genetic mechanisms involved...Siblicide In Nature: Study Of Galapagos Seabird Finds Death Can Ensure Species Survival
... Darwinian natural selection is that it favors the evolution of parental interest in offspring," said Anderson,... people think Darwins theory about reproduction in evolution is. The bottom line isnt how many babies you have now, but the total number of healthy offspring ove...Bottom-up Ecological Processes Better For Clear Waters, Study Finds
...a Gurevitch ,an associate professor of ecology and evolution at the State Universityof New York, Stony Brook, whom Brett credits as a direct influence in thework. In the first step toward tackling this problem last year, Brett and Goldmanpublished a meta-analysis of 54 studies, providing unequivocal support f...Bigger Biology Tackled Through Keyboards
...r individuals spreading disease. For example, the evolution of altruism has long intrigued biologists. Whywould an organism intent on spreading its genes on to the next generationrisk anything by helping another organism. Well, computational work hasrevealed that individuals are more likely to help neighbors ...Scientists Trace Roots Of Protein That Keeps Antarctic Fish From Freezing
...ots. They'vealso provided an example of convergent evolution by ruling out the suspectedcommon ancestry with an antifreeze-bearing Arctic fish. Almost identical antifreeze glycoproteins are produced independentlyby two unrelated fish groups Antarctic notothenioids and Arctic cods in response to fre...New Evidence For Corn's Ancestry Could Lead To Insect And Drought Resistant Crops
...ernels, a distinctivefeature of corn linked to the evolution of corn's multiple rows. In contrastto teosinte, Tripsacum's kernels are also easy to remove from theirhard fruitcases, making them accessible as a wild food. And "they arehighly nutritious and delicious," Eubanks said. Based on breeding experimen...Evolution Re-Sculpted Animal Limbs By Genetic Switches Once Thought Too Drastic For Survival
...ould quickly die."The question has always been did evolution actually fiddle with this stuff togenerate diversity of body plan?" says Patel. Many scientists looked to insects for natural homeotic gene variation, Patelexplained, because insects have such diverse body plans. "But it turns out thatmuch of their d...E. Coli Genome Reported: Milestone Of Modern Biology Emerges From Wisconsin Lab
...ke up theE. coli genome, and a better sense of its evolution and relationship to otherorganisms, the work of Blattner's team has yielded a lode of new information about the organization of E. coli genes and how the information stored there is distributed. It was noticed, too, that some of the DNA may have been...Discovery Of Genetic Pathways May Provide New Ways To Combat Candida Infections
...ars apart evolutionarily from yeast-as far away in evolution as humans are from turtles-and yet, the basic logic circuit was conserved," says Dr. Fink. But more work needed to be done before scientists could think about reaping the benefits of this remarkable discovery. The key question was whether preventi...Planned Burning In Forests A Boon To Several Species Of Birds In Illinois
...ory Survey and a professorof ecology, ethology and evolution at the University of Illinois. In a report Aug. 12 at the annual meeting of the Ecological Society ofAmerica in Albuquerque, N.M., Brawn described his work in the Peoria Wilds,a series of conservation areas along the Illinois River, and in the SandP...Epic Of Evolution Conference Brings Science And Religion Together November 12-14
...ics will be covered, including cosmic origins; the evolution of lifeon Earth; Darwin and Neo-Darwinism; the evolution of morality and ethics; andthe evolution of culture, society, and religion. Each session includessc...Cut Pesticide Use In Half, Urges SFU Biologist
...oc with natural food chains. They also lead to the evolution ofmore virulent, chemical-resistant pests. Yet the chemical bombardment continues. And who is winning this "modernwar against nature"? Not us, says Winston. "In spite of a vast increase in the amount of pesticide used overthe last 30-40 ...Skull Of Refrigerator-Size Ancient Armadillo Finds A Home At UF
...ore about how the giant armadillos differed in its evolution from the ground sloth and glyptodont, its close relatives, he said. Richard Hulbert, a geology professor at Georgia Southern College who saw the skull at the museum several months ago, said, "It was evident that it was much more complete than...Widespread Genus Of Monkeys Gives Up Genealogical Secrets To Columbia Researchers
...s a road map toAsian primate evolution, and to the evolution of many other mammalian species inAsia during this time, according to its co-authors. Data on macaquedistribution at different periods in history will give researchers clues to whatfactors influenced that distribution, and will be of most immediate ...Early Career Development Grants Foster Faculty Research And Education
...o, will investigatethe theoretical prediction that evolution in a microorganism which initially causes disease ...he molten weld pool as well as the microstructural evolution in the adjacent heat-affected zone. With her research, she plans to enhance the undergraduate curri......the chimpanzee brains in order to betterunderstand evolution of the human brain. The research finding contradicts a long-standing scientific theory thatonly humans displayed the left-side brain enlargement. Nineteenth-centuryneurologist Carl Wernicke had noticed that patients with brain lesions of th......of this gland is believed to be associated withthe evolution of the ants' social system, which has been a key factor intheir tremendous ecological dominance. Ants are so successful that theyrepresent up to 25% of the total animal biomass in Amazonia; even in NewYork City's Central Park they are, by weight, th...SFSU Biologist Deciphers Desert Animals' Whistles And Drumbeats
... active during the day could well have favored the evolution of group living for defense, Randall notes. This social structure, in turn, would boost the value of complex communication such as that developed by the gerbils. Interestingly, our early ancestors probably underwent a similar sequence of developments...