Secrets Of The S.O.S Repair Service
...erting a serious mutation, the repair squad leaves behind a surprising calling card: a "good" mutation, whic...mild and beneficial mutations are the drivingforce behind evolution because they produce genetic diversity that serves as the basis of natural selection. Und...UV Skin Damage In A Different Light
...ature's sunscreen." The work suggests the science behind the sagging,leathery skin typical of long-term sun worshipers, and may also shed light onhow ultraviolet light causes skin cancer. "We studied a natural component of human skin exposed to ultraviolet light anduncovered a new chemical reaction that m...Debilitating Pancreatic Disorder Linked To Cystic Fibrosis Gene
...onvince himthat I didn't drink alcohol. They went behind my back and talked to my familyand friends and they ran all these tests because they thought I was lying. Iunderstand their point of view, but it took years for them to figure it out." According to Cohn, it is not unusual for situations like t...Cattle Diet Implicated In Harmful Human E. Coli Infection As Reported In Science Magazine
...le feces. Feces are often thought to be theculprit behind infected hamburger meat as well as produce, since it is virtuallyimpossible to prevent all fecal contamination of meat at slaughter, and fruitsand vegetables can be contaminated when fertilized with cattle manure. In theirstudy, Francisco Diaz-Gonzal...Symposium Explores Neandertal Question, Mystery Of Human Origins
...est questionshumanity knows, and the driving force behind paleoanthropology, the study ofhuman origins. Paleoanthropologists, however, sometimes prefer to turn the question aroundand ask instead, Who are we not? Who did we replace? How were they differentfrom us? Recent research on Neandertals, who were eit...Cocoa And Chocolate Experts Convene To Discuss Sustainable Cocoa Production
...ey role in the conference as a leadingorganization behind sustainability efforts. The four-day program includes aday-longACRI workshop titled, "Setting Priorities for a Sustainable Cocoa Supply," whichwilladdress current sustainability efforts and determine priorities for future cocoaresearchand technology...Fossil Evidence Of Worms Over One Billion Years Old Reported In Science
...entary rocks that look very similar to tracks left behind by animals.According to Seilacher and his colleagues, the Chorhat findings are bestexplained as the products of burrowing animals. For example, the diameters varyfrom tunnel to tunnel but remain constant along each individual tunnel. Thetunnels also ...Surgical Experience Improves Thyroidectomy Outcome
...d are the second most prevalent endocrine disease, behind diabetesmellitus. Thyroidectomy -- or removal of the thyroid gland, is done to treatcancer, goiter and in some cases, hyperthyroidism. "While it may seem like common sense that surgical experience isassociated with superior performance in en...Smoke breathes new life into a forest
...of Ecology, scientists investigate the mechanisms behind fire-triggered seed germination, and focus specifi...ulated by heat shock, and the different mechanisms behind germination. Seeds that germinate after exposure to smoke are distinctly different from those that ...Inbreeding Natural Among Trees But Not Without Costs, University Of Georgia Forestry Research Shows
...e-consuming procedure." The driving force behind tree breeding programs is the skyrocketingvalue of tall, straight, fast-growing trees for timber and engineered woodproducts. The Monterey pine, native to California and a few islands off Mexico,is one of the most economically important trees in the ...Inherited Depression Linked To Shortage Of Cells In Brain Region
...ss activity in a thumbnail-sized area of the brain behind the mid-forehead.This region, the subgenual prefrontal cortex, also was smaller than in healthypeople, magnetic resonance images revealed. "Dost and I wanted to identify the cellular basis for this difference insize," Price explains. ...Patented Bait System May Hold Answer To Combating Formosan Termites
...ground or, in the case ofFormosan termites, hidden behind building walls," the entomologist says. After these introduced termites feed on the cardboard, they shouldventure into nearby shelter tubes and lay down trails that termites in thetargeted colony will follow back to the bait. The t...Mouse Study Trumpets New Way To Preserve Species
...rations of salts and other compounds that are left behind as the water turns into ice. The fragile reproductive tissues in females -- namely eggs and embryos -- have proven to be even more susceptible to cellular damage caused by freezing and thawing, Critser says. Ovarian tissue, however, appears...New Research Shows Loggerhead Sea Turtles Sustain Delicate Dunes
...ch for energy, nitrogen, phosphorus andlipids left behind by turtle eggs and the possible effects those nutr...ae tossed up by waves and terrestrial animals from behind thedune system that wander across the sand. But sea turtles provide a muchgreater quantity of nutrie...Researcher Finds World's Most Diverse Home Of Slime Molds
...cellulose, which rises above the ground and leaves behind spores thatstick to the feet of scurrying animals on the forest floor, spreading the sporesfor new life elsewhere. "They are extremely old organisms that evolved before plants andanimals, so they have found a very successful way to live in th......omocysteine to atherosclerosis, thedisease process behind cardiovascular disease - the nation's No. 1 killer. Bothreports point to exciting possibilities in the prevention and treatment ofatherosclerosis, a build up of fatty tissue in the arteries that results inheart attacks and strokes. Hodis and his col...AAAS Announces The Winners Of Its Science Journalism Awards
...ts of the debate by thoroughlycovering the science behind the issues and explaining it in a context that the...ene and offered a clear explanation of the science behind the volcano. Thisaward marks Baron's third AAAS Science Journalism Award in the radio category,placi...UC Scientists Search For Alternatives For Methyl Bromide
... kill, among other things, living plant roots left behind when old trees and vines are removed. The roots provide a food source to maintain damaging nematodes until the new plant roots can be attacked, severely stunting the growth and vigor of the new crop. UC Riverside’s Mike McKenry, based a...Scientists Show For The First Time How Leprosy Bug Targets Peripheral Nerves
...ead to an understanding of the cellular mechanisms behind otherneurological diseases, such as muscular dystrophy, and multiple sclerosis andother peripheral nerve diseases. In muscular dystrophies, particularlycongenital muscular dystrophy, the expression of laminin-2 and its receptordystroglycan is signifi...