Rare Fossil Shows Dinosaurs As Fast, Dangerous
...etabolic advantages unlikethat of any animal still alive today," Jones said. "But for various reasons itonly works well in a warm, equitable climate, which most of the world had duringthe age of dinosaurs. When the climate turned colder or more seasonal variationdeveloped, what had once been the advantage ...Bleached Coral Could Be Environment Warning
...ne. Thatdisease resistance normally keeps a coral alive for hundreds of years, despiteliving in an ocean full of potential pathogens." She said Garrett Smith of the University of South Carolina at Aiken wasresponsible for tracing the sea fan disease to a common, soil-dwelling fungus. A type of"Aspergillu...Genetics Not Significant To Developing Typical Parkinson's Disease
... contact all19,842 individual twins believed to be alive as of 1992. Pairs were excluded ifboth twins could not be located, refused to participate, or were known to bedead. If one twin was eligible and the other refused to participate, haddementia, or was dead, a proxy informant was used, either the part...Gold Finds Life, Energy, Controversy In Earth
... down in the granite in Sweden.They were perfectly alive and probably the earliest life form on the planet," hesays. The primitive microbes, he notes, are thermophiles and hyperthermophiles,heat-loving archaebacteria. Photosynthesis, his book argues, "developed in offshoots of subterranean lifethat had p...Brief Exposure To High Temperature Has Lasting Effect On Nervous System
... Ramirez. Cells in the slices were kept alive in a petri dish and Ramirezmonitored the neurons using tools thinner than a human hair. What theresearchers found surprised them. "We expected to see some changes in the flowof calcium from the neurons, but instead, we found that potassium outflow ......nus and from the other hominid speciesknown to be alive around the same time, including two robust species thateventually died out. If anything, said White, A. garhi 's big teeth andprojecting face best resemble an older East African species known as A.afarensis, whose most famous representative goes by ...Breakthrough On Microbial Disease Published In Science
...el approach toidentify genes in bacteria that come alive when they infect mice, but are"cloaked" in the petri dish. Mahan compares the bacteria to a Trojan horse todescribe the way they hide their destructive weapons until they are inside acell. "You can't fight what you can't see," said Mahan. Bu...Fossil Footprints Show Foot-Movement Similarity In Dinosaurs And Birds
...old dinosaurs, but they are theclosest thing alive today." Gatesy and colleagues discovered and studied numerous trackways made by human-sized theropod dinosaurs that strode on hind legs across extensivemud flats in what is now Greenland. At the time the dinosaurs roamed, th...Center For Future Health Aims To Bring High-Tech, Low-Cost Health Care To The Home
... tremendousstress. Now there are tools to keep you alive the last few years of your life,at tremendous cost. What about maintaining your quality of life, at a minimum ofcost? We want to give you the tools to be good to yourself." A question the organizers hear often is whether people are ready andw...Genetic testing and modified diets may save babies born with genetic defect
... treatment. "The remaining 16 patients are alive and are currently being treatedwith dietary modification," Ibdah said. "Eight of the surviving children are nowolder than 5 years and attending school." The key to survival was a change in the diets of the affected children."Dietary treatment ...Hepatitis C's interferon resistance mechanism discovered
...rongly that the popular beliefthat viruses are not alive is wrong," he stated. "Viruses do things that wedon't expect. They adapt to the environment. They change themselves to survive.They can pick up pieces of cellular genes or incorporate their genes into thecell's genome. That means that evolution occur...CWRU physicists invent "supershielding" for MRI devices
... unshielded field. In each case, the field is left alive inside where it is needed to do its work. Brown says that Picker International, a pioneer in computerized axial tomography (CAT scans) and magnetic resonancetechnology, and other manufacturers of imaging equipment are attempting to make smaller machi...Astrobiologist to hunt small game in Siberia
... things await: a vial of growing moss thatremained alive yet dormant while frozen for 40,000 years in the p...polysaccharides, indicating the diatoms were still alive whenfrozen. Exact dating of the samples is under way, but these ancient and stillviable microbes may...Team of 200 scientists presents new research that reveals full 'tree of life' for plants
... The team has also discovered that all land plants alive today shared a singlecommon ancestor, at least 450 million years ago. "Until now, it was commonlybelieved that within the green plant group, there were several lineages of landplants," said Mishler. "For example, people believed that mosses were deri...New technique identifies M. tuberculosis genes
... wesuspect these are vital in keeping the pathogen alive and destructive in thehuman body," says Clark-Curtiss. "The technique used allows us to study genesat different times after the mycobacteria have been introduced intomacrophages. This is important because there really should be some chronology atwo...Search and support for the rare white abalone is on; sex must occur with close neighbors
...) A single white abalone female named Abigail,kept alive in a tank at the University of California, Santa Barbara, is the onlyone of her kind in captivity -- and she needs a male sexual partner. White abalone have been nearly decimated since they were overfished inthe last two decades, so scientist...Team led by MSU biologist finds bacteria deep in Antarctic ice
...as not able to determine whether the microbes were alive or merelytrapped in an ancient icy grave. "They could have been alive, but growing so slowly that we could not detect growth ratesusing our protocols," Priscu said. "If alive, I think they are in a maintenance mode of metabolism,rather than one of ...Modern-day butterflies 'invented' by bats
... and been able to use this sensory defence to stay alive during the night." On Barro Colorado Island in Panam, Yack and Fullard found night-flying butterflies that possess ears on their wings that detect calls used by bats to locate and track prey. When the researchers exposed the nocturnal butterflies to ...Dominant birds stay leaner than their subordinates, study finds
...t data taken from birds caught alive in central and northeastern Ohio from November through March 1988 to 1997. They focused on three woodland species: the Carolina Chickadee, Tufted Titmouse and White-breasted Nuthatch. ......ercent of those with the fulminant form were still alive 11 years following diagnosis. By comparison, only 45 percent of those with the less severe form were living within the same time interval....