Beyond Jurassic Park: Real Science With Ancient DNA
...rom the gutof bees preserved in 20-45 million year old amber from the Dominican Republic.The genetic make...fungus Puccinia grindeliae. Examining this century old fungus and analyzingits genetic evolution could help identify potential biocontrol uses foreradicati...Researchers Find That Where There's Muck There's DNA Brass
...rchprogramme which will quite literally act on the old adage that "where there'smuck there's brass". They will search soils and sludge from the bottom of thesea for new forms of DNA that can be used to make the next generation ofantibiotics. It has long been known that soil contains a staggering range of...Supernutrients Mean Super Health for Children
...oil as a cure-all, they weren'tignorant victims of old wives' tales. The foul-tasting elixir is rich in vitaminA, which plays a large role in maintaining mucous membranes and protecting the body against infection, Squiressaid. "Vitamin-A deficiency has a proven role in measles mortality. The measles vir...Discovery Of Mutation May Lead To Help For Male Fertility Problems
... normal sperm production atbirth, by about 10 days old -- puberty in a mouse -- the cells began dying. Bythe age of six months, all the sperm-producing cells were dead and the testicleswere one-third normal size. "Since a similar appearance is seen in some infertile men, these micemay provide a ...Memory Loss In Old Age No Longer Linked To Dying Brain Cells
...in cells and anirretrievable loss of memory during old age no longer amounts to anything morethan folklore. File it away with all of the other old wives' tales. Michela Gallagher, a professor of psychology at The Johns HopkinsUniversity, a...Fall Meeting: Updated Press Conference Schedule
...eting, answering many questions and reopening some old ones. The MGS team has exciting new results on the north polar cap and has received permission from Science Magazine to speak about it, even though Science will publish it one week later (i.e., embargo lifted at time of press conference). There is ne...Scientists Find Multiple New Uses For Worn-Out Tires
...te tires stockpiled in the UnitedStates. Mounds of old tires can mar thelandscape, collect rainwater that fosters breeding sites for mosquitoes, andignite into long-lasting fires that pollute the air.While other researchers have investigated the recovery of useful oils and gasesfrom waste tires, little w...Oldest Ice Core From The Tropics Recovered, New Ice Age Evidence
... additional technique for dating old ice. Thecarbon-dating was done at Lawrence Livermore National Laboratory and at Woods Hole Oceanographic Institute and the organic material at less than 4.9 feet (1.5...Duke Study Shows Umbilical Cord Blood Transplant Is Viable Treatment For Genetic Disorders
...of the patients treated, those younger than 2years old did the best, with 80 percent surviving. ...n life. Their first daughter, Hannah, was 6 months old when she receivedan unrelated cord blood transplant in February 1997 to treat Hurler's Syndrome,a ge...Old Growth Forests May Shed Light On Worldwide Greenhouse Effect
...ingecosystem responses to global climate change in old growth forests in an attemptto find a part of the ...ngton. Their initial data suggested that both the old growth andthe 40-year-old forest absorbed more carbon than they released. However, theyoung forest ...UC Scientists Search For Alternatives For Methyl Bromide
...ed in the field beforeplanting, the gas kills most old plant roots, weed seeds, nematodes, soil fungi and...o has promising data on replanting peaches into old orchards and replanting grapes into old vineyards using preplant treatment with methyl iodide. Me......s that could reverse the feeblenessassociated with old age or counter the muscle-wasting effects of muscu...be possible to preserve muscle size andstrength in old age using this approach," says H. Lee Sweeney, PhD, professor ofphysiology and senior investigator o...Elementary Students Mapping Virginia Wildlife
...cational program for its students, it turned to an old friend, VirginiaTech's College of Forestry and Wildlife Resources. The college, through itsWildlife Society student members, began volunteer teaching at CES about all thegreat things to be found in the woods. Now in its second year, the classroompr......the U.S. population in the year 2000 replacing the old standard that was based on the age-distribution of the 1940 population. Thus, the U.S. population projected for the year 2000 has many more older people than the 1940 population did. As a result, heart disease and stroke death rates adjusted to yea......ets forherbicide-screening programmes that improve old herbicides by rational design....Large Gene Study Questions Cambrian Explosion
...th's crust. Sedimentary rocks over 3billion years old are very rare. "If we can find very-old and very-fine-grainedphosphate sediments, which can preserve even soft bodies, we might have thepotential of finding fossils of these early animals, even if they were onlymicroscopic in size," Hedges says. "...Experimental Antibiotic Promptly Kills Drug-Resistant Bacteria In Studies
...r said. "Comparing activities of new drugs against old drugs based onpharmacokinetic considerations allow...new drug that gives the same effect as that of the old drug." In November, the model was described in two papers in the journal Antimicrobial Agents and Ch...A Real Smart Asp: Snakes Show Surprising Ability To Learn
...the arena. Young snakes -- those up to three years old -- appear to be more adaptable andresourceful, using a variety of clues to find their way to theexit. But their elders seem to rely much more heavily on visualcues, becoming a bit befuddled if the brightly colored cardmarking the exit hole is tampere......timated five million sexually active 15 to 19 year old young womenin the U.S would save $202.5 million ea...U.S., and the rate of gonorrheaamong 15 to 19 year old women is six times that of the nation as a whole." Current recommendations from the United States P......appears to cause the immune systemto degenerate in old age. Researchers in California say that as the bod...prove not just lifespan but the quality of life in old age."...