Oregon researchers involved in new Clovis-age impact theory
...rth America almost 13,000 years ago. Driving the theory is a carbon-rich layer of soil that has been found...nd Jon M. Erlandson have conducted research. The theory is being discussed publicly, for the first time, today (11 A.M. EDT) in a news conference at the 200...Gene thought to assist chemo may help cancer thrive
...Donald and colleagues are continuing to test their theory by conducting studies in cell cultures and mice. If it bears out, then disabling the gene in tumors, through medications or new genetic techniques during chemotherapy may help patients survive....3M Manchester research center to develop vital new science
...ter Science said: "With a digital system it is, in theory at least, possible to list and therefore test all ...plied mathematicians, computer scientists, control theory engineers and even biologists, to work on this difficult but academically interesting and vital area...Childhood environment influences reproductive function
...Anthropology, who directed the project added: "The theory that early environmental factors may affect reproductive function has been suggested previously by anthropologists*, but this field study is the first to use measurements of hormone levels to demonstrate a link between childhood environment and repro...New impetus through networking
...nical Applications" seek to identify an integrated theory from which optimised processes can be derived, so that materials in the nanometer range can be structured and utilised. (Coordinator: Dr.-Ing. Andreas Ostendorf, Hannover Laser Centre) The Priority Programme "Scalable Visual Analytics: Interactive...Anthropologist given one of nation's top scientific honors
...mography and human origins modeling, including the theory that upright walking was closely tied to monogamous mating in early hominids. Currently, Lovejoy is one of seven researchers examining a more ancient find, Ardipithecus ramidus, and he recently joined in the discovery and definition of a new specie...Tropical plants go with the flow ... of nitrogen
...urce of nitrogen, the result turns a commonly held theory on its head. It also provides a dose of optimism that tropical forests will be able to withstand environmental shifts in nutritional cycles brought on by global climate change. Nitrogen is an essential nutrient that plants must absorb from the soil...Molecular rendezvous caught on camera
...demonstrates that Linus Pauling was right with his theory of intermolecular conformation of over 50 years ago," says Lingenfelder. "In molecular recognition, it is not so much the static forms that are important, but rather how well the molecules can conform to each other."...Gene malfunctions cause schizophrenia, depression symptoms in mice
...ession. Also, they said their findings support the theory that the two disorders share common genetic mechan...disorder, and major depression. The researchers' theory was that different mutant variations of DISC1 might have different pathological effects. To test thi...Study shows tight diabetes control does not impact cognitive ability in type 1 diabetes
...he DCCT findings confirmed Dr. Elliott P. Joslin's theory on the benefits of tight diabetes control in reducing diabetes complications. The DCCT investigators examined 1,441 subjects, ages 13 to 39, with type 1 diabetes. About half of the group received intensive therapy with either an insulin pump or three...A thesis of the UGR analyses more than 20-million-year-old vegetation to study climatic evolution
...h who devoted his career to develop a mathematical theory of climate in which he established, among other results, that changes in the seasonal distribution of sunshine, due to astronomical factors, are the responsible for the expansion and retreat of the big glacial layers). In addition, the scientist of t......ng to Collins, and will lead to development of new theory in biology. Collins' talk will take place on Tuesday, May 1, at 2 p.m. in Ballroom B of the D.C. Convention Center. ...UC researchers shatter world records with length of latest carbon nanotube arrays
...ng CNT arrays can be spun into fibers that are in theory significantly stronger and lighter than any existing fibers and are electrically conductive. Nanotube fibers are expected to engender revolutionary advances in the development of lightweight, high-strength materials and could potentially replace cop...A new study links a stomach microbe to asthma prevention
...e. This observation, he says, is consistent with a theory called the hygiene hypothesis. It suggests that exposure to microbial infections in early childhood prevents or diminishes the development of allergies and asthma. Dr. Blaser has proposed that H. pylori may protect against diseases of the upp...The origin of the brain lies in a worm
...stors." The findings provide strong evidence for a theory that was first put forward by zoologist Anton Dohrn in 1875. It states that vertebrate and annelid CNS are of common descent and vertebrates have turned themselves upside down throughout the course of evolution. "This explains perfectly why we find t...Macaque genome analysis will help find human disease genes
...on others, Bustamente's group found. "Evolutionary theory predicts that if natural selection is important in shaping the sex chromosome, there will be less variation on the X," Bustamante says. Since males have only one X chromosome, he explains, a change can't hide on the recessive side for a few generatio...Different approach needed to protect brains of premature infants
...n gray. Goldberg and others have been developing a theory that much of the harm done by strokes and other brain injury begins in this white matter. They suspect that damage to connections between brain cells eventually leads to the cells' deaths. Using the slice model, researchers plan follow-up studies o......from Wisconsin and New York. Population genetic theory predicts that when a mutation is maintained in a population at high frequencies, it likely confers some benefit to its bearer. What could be the advantage of carrying a gene that causes one to lose the ability to reproduce at high temperatures? A c...Females do best if they wait a while
...e number of offspring that you produce - or so the theory goes. But doubt has now been cast on this hypothesis - one of the biggest assumptions in behavioural ecology - by researchers from the universities of Bristol and Cape Town and published today in Current Biology. Green woodhoopoes are a cooperati......articularly exciting because it suggests a unified theory for one of the most critical behaviour animals exhibit foraging for food." The next step will be toward integrating these results with the neurobiology of fly flight to better understand how these tiny animals are so successful at crashing our din...