Far more men than women favor routine paternity testing at birth
...ptions are studies conducted among women living in extreme poverty in the United States, Mexico and England, where the rate was as high as 10 percent. Researchers have speculated about why a woman would seek a father for her child other than her husband and often conclude that it is to improve the child'...A long-necked sea predator from China described in Science
...estricted neck movement. (These ribs prevented the extreme neck flexibility seen in herons, for example.) The authors report that Dinocephalosaurus' long neck presumably served a functional role in hunting and present two possible strategies. With its long slender neck and small head, the reptile may have be...New signs of life found at the Poles
...rocks have been discovered in the most hostile and extreme regions of the Arctic and Antarctic giving new in...ce. "This shows us that places we may think of as extreme for example other planets like Mars could nurture surprising habitats for life. The Poles are not ...Scientists find nanowires capable of detecting individual viruses
...tion would be very low. In a clinical setting, the extreme sensitivity of nanowire arrays means they could detect viral infection at very early stages, when the immune system is still able to suppress virus populations. It's at this stage of viral activity that symptoms often begin to appear, but with viruse...Study explores gene transfer to modify underlying course of Alzheimer's disease
...ty noted by Dr. Tuszynski must be interpreted with extreme caution. This study used genetically modified skin cells to deliver the NGF. Results from that study were presented at the American Academy of Neurology meeting in Philadelphia this past April. The study being conducted at Rush uses a more sophistica...URI oceanographers to build laboratory to study subseafloor life
...into existing URI courses on microbiology, life in extreme environments, and experimental techniques." ...the "extremophile" communities that thrive in this extreme environment. Because of their pioneering research, the URI Graduate School of Oceanography (GSO) was...Missing genes may help explain why plague bacteria are so deadly
... a prime candidate for bioterrorism because of its extreme virulence and its potential to be spread through the air as well as by infected fleas. To get at the genetic basis for the deadly nature of Y. pestis, the Livermore-led researchers first sequenced the complete genome of Y. pseudotuberculosis, an anim...Story tips from the Department of Energy's Oak Ridge National Laboratory, September 2004
...g squeeze . . . Studying how glasses react to extreme pressure helps scientists understand how their structure evolves. The research team led by Oak Ridge National Laboratory's Chris Tulk used a newly designed pressure cell to exert 15 GPa (about 2,200,000 pounds per square inch) upon a sample of german...Complex cells likely arose from combination of bacterial and extreme-microbe genomes
..., Archaea, best known for its ability to withstand extreme temperatures and hostile environments. The finding provides strong evidence that complex cells arose from combinations of simpler organisms in a symbiotic effort to survive. Jim Lake and Maria Rivera, at the University of California-Los Angeles (U...Extreme stretch-growth of axons
...eeding what has been previously observed. To mimic extreme examples in nature and learn more about neuronal p...really a new perspective," says Smith. Despite the extreme growth in length, the axons substantially increased in diameter as well. Using electron microscopy, ...Modest climate change could lead to substantially more and larger fires
...emperature by itself, McKenzie says. At the other extreme are Montana, Wyoming and New Mexico. Montana is the most sensitive, with the models predicting a 5-fold increase in mean area burned over the observed range in climate, the authors write. In Washington and Oregon, the effects will be intermediate be...Meteorites supplied Earth life with phosphorus
...rmed P2-07, but at high temperature or under other extreme conditions, not by simply dissolving a mineral in room-temperature water, Pasek said. "This allows us to somewhat constrain where the origins of life may have occurred," he said. "If you are going to have phosphate-based life, it likely would have h...JGI announces community sequencing program portfolio
...microbial extremophiles--microbes that can live at extreme temperature, salinity, or high acidity. Additional CSP DNA sequencing projects in the pipeline include: The complex bacterial community that lives under the skin of the gutless marine worm Olavius algarvensis and provide the energy source for the h...Rare mutations can significantly increase risk factor for heart disease
... the final trait by focusing on individuals at the extreme ends of the spectrum of HDL levels. Using 128 subjects from the Dallas Heart Study, they compared the genes of those with HDL levels in the lowest five percent of the population to those whose HDL levels fell in the top five percent. "The value of t...Genes can influence both alcohol consumption and dependence
...h," he said, "public attention focuses on the most extreme forms of alcohol dependence and literary and drama...or reinforce this view. However, people with less extreme forms of alcohol dependence also report many alcohol-related problems, including relationship and em...Brain's reward circuitry revealed in procrastinating primates
...completed to get the reward. "The monkeys became extreme workaholics, as evidenced by a sustained low rate of errors in performing the experimental task, irrespective of how distant the reward might be," said Richmond. "This was conspicuously out-of-character for these animals. Like people, they tend to pr...Study explains spatial orientation differences between sexes
...ons such as designing gender-specific training for extreme situations such as piloting and space flight. "It's important to identify how men and women differ with respect to complex perceptual-motor behaviour in order to design recreational, rehabilitation and work environments that ensure safety and top per...Symptoms of foodborne botulism may help predict fatality
The extreme toxicity of botulism makes it a potentially lethal type of food poisoning and a possible agent of bioterrorist attack. Data from the Republic of Georgia (a former Soviet nation south of Russia) suggest that an infected person's symptoms could help d...Climate change could doom Alaska's tundra
...nder one of the climate models projecting the most extreme warming. A model with more conservative estimates ... decade of the 21st century, according to the most extreme climate scenario, and 8 degrees under a more conservative scenario. There are some variable......ss-stream velocityprofile. His data proposes a new extreme value for volume discharge that isapproximately half of the previous maximum. His projection of 2.7 Sverdrup (ameasure of water movement equal to one million cubic meters [264.2 milliongallons] per second) as the average water flow also agrees with p...