Analysis of Martian meteorite using unique magnetic microscope
...e. When cooled to extremely low temperatures, this bit of microelectronic circuitry is the most sensitive detector of magnetic flux known. The SQUID is connected to a pickup coil wound from niobium wires that are a fraction of the thickness of a human hair on a tiny sapphire bobbin only 500 microns (a fi...UMR research could pave way for discovery of life on Mars
...tals using this instrumentation. "It's a little bit like "Jurassic Park,'" says Mormile, who notes that a 250- million-year-old bacterium finding pre-dates Jurassic dinosaurs by 20 million years or so. "In the book and the movie, scientists find a prehistoric mosquito trapped in amber. We're doing som......s and found that listeriolysin O contains an extra bit of protein that looks just like a tag found in a range of organisms from yeast to humans, and which often tells the cell a protein is trash and should be chopped up and recycled. The tag is referred to as a PEST sequence, signifying the four amino ac...When it comes to song, birds spot the similarity and difference
... Nuttall's song still chirped quite a bit to the song of their own mountain subspecies," Nelson said. In contrast, birds who were taught their "native" song, didn't respond as much to the Nuttall's song. ...Florida research shows that for rice, warmer earth brings uncertain future
...temperate one. Those optimum cycles already fall a bit below current temperatures where the rice is cultivated, said Kenneth Boote, a UF agronomy professor involved in the project. "We're on the downhill side for rice and soybeans now, so if there's any temperature increase the yield will slide down," B......million years ago, Agrawal's research suggested, a bit of jumping genetic material, containing the RAG1 and RAG2 genes, infected an early jawed vertebrate such as a primitive shark. The microbe jumped into this ancestor's genome, allowing it to crank out antibodies generated by transposition reaction...Screensavers of the world, unite!
...aightforward. Since each computer looks at its own bit of sky, it`s like handing 100,000 secretaries thei...one computer has to wait for another to finish its bit of the protein puzzle. The biologist`s challenge, says Pande, is to break up the mammoth prob...Researchers craft model that provides reasons for climate-change observations
... resources and competition, that tell you a little bit more about what happens when it gets warm. It's not that cold temperatures simply constrain things. Temperature affects things the individual organism has to deal with in its own life history." In developing the model, a process that took nearly ......of this species; and that future just got a little bit brighter thanks to the ONR-sponsored technology for tracking the whales on their migrations over thousands of miles of open ocean. The tags are just one indication of the high priority placed on environmental stewardship by all components of the U.S....First genetically modified monkey, reported in Science, may promise medical advances for humans
...icking here . A baby monkey carrying an extra bit of DNA--described in the 12 January 2001 issue of ...neutralized, the imposter virus containing the new bit of DNA quickly latched onto the outside of the monkey egg. As it moved through the egg's surface to ...Gene study to unlock causes of stroke
...every year and causing untold misery. Stroke is a bit of a mystery, too. Interest in heart disease has led to huge changes in public attitudes to smoking, fat consumption and exercise; all factors that are also implicated in stroke. But some who smoke heavily, have high cholesterol levels and eat huge q...DNA deletion offers new evidence of mammals' origins
...r with hedgehogs." If this is starting to sound a bit confusing, the biologists have a very simple explanation for the divergence and resulting evolutionary tree. The relationships which evolved closely parallel the movement of continental land masses during geologic time. That's why Springer named one...Sea grant study indicates potentially harmful human viruses in coastal waters
...NA, a characteristic that makes detection a little bit simpler. Her findings and those of her colleagues are published in the January, 2001 issue of Applied and Environmental Microbiology. Jiang notes that her virus-detection is unable, as yet, to determine whether adenoviruses are dead or alive. But sh...Genetic map of all plants, animals is goal of genomics
... in centuries ago. Early cartographers had a small bit of information and tried, with obvious errors, to produce a view of what the world looked like. The maps of that era were equally off target, with misshapen or missing continents and dire warnings about the dangers that existed in the unknown waters....Plants as plants: gene could convert crops to plastics factories
...y considered might soon be possible. Lets think a bit more creatively, Chapple says. In the future, we may still use polyethylene to make some plastics. But we may be able to develop plastics with such special properties that we find new uses for them. Maybe its exactly the right compound to use in synt...Elephants pick up good vibrations - through their feet
...ayed, one female got so agitated she bent down and bit the ground," she notes. "That`s very unusual behavior for an elephant, but it has been observed in the wild under conditions of extreme agitation." The young female had the same agitated response each time the experiment was repeated. Researchers al...Drug resistance found to vary by ethnicity
...care, this finding suggests that there is a little bit more to it," McLeod says. "Knowing this, we should be able to help decrease the variability in the way people are treated." Previous studies have shown that there are ethnic and racial differences in the ability to make several proteins important fo...... up floating between the two main groups, though a bit closer to the erectus cluster. Delson therefore feels comfortable designating SM3 as an erectus, albeit a strange one. He suggests three possible explanations for her odd looks. She could have been an aberrant individual. She could be a member of......through their paces in the lab, they tend to get a bit cranky. But they have the most sensitive noses on... near-stall conditions, how they can find a smelly bit of rotten fruit a kilometer away, how they take off and land in upside-down positions, and how they ...Leptospirosis raising health concern among companion animal owners
...of both," Harkin said. "Veterinarians are a little bit more educated about leptospirosis and making more of an effort to diagnosis it."...