Six-Year Drilling Project to Uncover One Million Years of Earth History
... grant. "A mantle plume or hot spot is thought to have produced the string of volcanoes that make up the ...olcano was formed, types of volcanic activity that have occurred, and mantle mechanisms that produce Hawaii lavas. Other studies will explore types of volc...'Juliet' Evades Primate Center Expedition
...s of black-and-white ruffed lemurs. "There should have been many more, but hunting in the area is rapidly...he danger of extinctionfor these animals, but they have no choice. They need the food the animalsprovide and the income from logging." The center's three-p...Behemoth Animals May Follow Same Extinction Patterns
Denver, Colo. -- Dinosaurs and elephants may have had similar patternsof decline in their long slide... "Interestingly, at their height, dinosaurs also have a diversity ofabout 30 species," Cuffey says. Cuffey and Joey H. Eichelberger, a Penn State underg...Changing Continental Runoff Patterns Could Change Ocean Circulation
... circulation models of the ancient oceans. "We have already seen some of the consequences of changing ...to the ocean and the Aral Sea is drying up. We do have the capacity to alter the amounts of freshwater that run off into the oceans and that could alter o...NCAR Scientist Models Earth's Climate and Vegetation Patterns At Last Glacial Peak
...tion to find which plant types our ancestors would have wandered among during the last glacial maximum (LG...ral-degree warming. Now these same plant types may have a hundred years or less to make the same transition," explains Felzer. Will they have time to migrat...NCAR Scientists Trek To Africa For Biosphere-Atmosphere Chemistry Study
...at times, as far as South America. NCAR scientists have made several trips to Africa in the past three yea...he global carbon cycle, so any imbalance there can have global consequences."...North America Hit Hard By Asteroid Strike In Yucatan 65 Million Years Ago
...cts are very rare. An oblique angle of impact may have more deadly global consequences than avertical imp... from an Earth-object impact, something scientists have rarelyconsidered in previous studies of this 65-million-year-old event," D'Hondtsaid.......ing the country's rivers and estuaries, scientists have for the first time documented the invasion into U....population levels currently found, it is likely to have a large impact on the native species of foraminifer. The introduction of exotic species to the estu...Northwestern Scientists Discover How Herpes Simplex Virus Infects Cells
...searchers at Northwestern UniversityMedical School have discovered a human protein that provides a pathway forherpes simplex virus to infect lymphocytes, important cells of the immunesystem. This human protein is not only the first "portal of entry" forherpes simplex virus to be identified, but is also a ...Antarctic Science Season Gears Up With Searches for Meteorites, Neutrinos, and New Life Forms
...ars, including part of the last glaciation, and to have distinct annual ice layers back at least 6,000 yea...haps half a million years. Studies of Vostok's ice have already shown a close link between climate over the past 200,000 years and changing concentrations o...Scientists Identify Retrovirus-Like Components In Corn Genome
WEST LAFAYETTE, Ind. -- Scientists have long known that genes make up only a tiny percent ...e findings offer new insights into why some plants have larger genomes than others, and they indicate that some plants may be able to thwart certain viruses...Study Examines How Mechanisms Evolve To Regulate Bee Development
...t the U. of I. inentomology. Honey-bee scientists have a general understanding of how the level of juveni... suggesting,Robinson said, that drones and workers have similar control mechanisms intheir brains, even though their functions in bee society are totally di......rsity at Buffalo and the National Cancer Institute have found. Results of their study, the first to ...nsight into why previous epidemiologic studies may have failed to show a consistent association between cigarette smoking and breast cancer, when the associ...Animal Studies Indicate Aging Brain Responsive To Estrogen
WASHINGTON -- Duke researchers have found that aging female rats treatedwith estrogen ...ey are working with aging rats, their findings may have implicationsfor the many post-menopausal women now on estrogen replacement therapy,Williams said. "...Medicinal Leech May Offer Clues To Neural Regeneration
...Christie Sahley and research assistant Orie Shafer have found that nitric oxide synthase, or NOS, is activ...has been tied to a number of functions, scientists have not yet identified how NOS operates at a cellular level. "We suspect that NOS plays an important rol......and the University of Pittsburgh Medical Center have teamed up to create a new capability for viewing ...e, held this year in Pittsburgh. "With the T3E, we have enough computing power to stay ahead of the scanner," said PSC neural scientist Nigel Goddard. "The ...Impact of Meteorites, Drop in Sea Level Caused Mass Extinctions 65 Million Years Ago
...assault by the massive asteroid or comet, also may have caused some of the extinctions at the end of what ... of the extinctions were due to factors that would have occurred regardless of the meteorite or the change in sea level -- what scientists call "background ...Duke's Russian Laser Making Ultraviolet Light And Gamma Rays
... lightby perturbing beams of "free" electrons that have been liberatedfrom their normal bondage to atoms. ...rs," addedMadey. Research using the OK-4 also may have far-reaching impact in other fieldsof laser surgery, Madey added. The Mark III, the Duke laboratory'...Cornell Scientists Find Way To Boost Rice Crop Yield -- They'll Walk On The Wild Side
...rs -- on a treasure hunt armed with genome maps -- have discovered genes in wild rice species that may hel...ch as we could. We can't increase the land, so we have to do something," said McCouch. "Fertilization is no longer an effective way to boost yield -- it's......, N.Y. -- Worried parents with greedy kids may now have the ultimate role model: subterranean Africa's n...bird and primate species. "Very different species have evolved similar communication signals to ensure survival, " he said. "In the case of the mole-rat...