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The making of Dig It! the Secrets of Soil exhibit

SEPTEMBER 24, 2008 At the 2008 Joint Annual Meeting in Houston, the Smithsonian's Design Team will explain details about the making of the new Dig It the Secrets of Soil exhibit that recently opened at the Natural History Museum in Washington, DC. Jennifer Bine, Pat Megonigal, and Barbara Stauffe...

Using novel tool, UD researchers dig through cell 'trash' and find treasure

A person's trash can reveal valuable information, as detectives, historians and identity thieves well know. Likewise, a cell's "trash" may yield certain treasures, University of Delaware researchers have found. Using a new technique they developed, scientists at UD's Delaware Biotechnology Inst...

Scientists dig deeper into the genetics of schizophrenia by evaluating microRNAs

NEW YORK Researchers at Columbia University Medical Center have illuminated a window into how abnormalities in microRNAs, a family of molecules that regulate expression of numerous genes, may contribute to the behavioral and neuronal deficits associated with schizophrenia and possibly other brain...

Corn's roots dig deeper into South America

Corn has long been known as the primary food crop in prehistoric North and Central America. Now it appears it may have been an important part of the South American diet for much longer than previously thought, according to new research by University of Calgary archaeologists who are cobbling toget...

Burrowing mammals dig for a living, but how do they do that?

Next time you see a mole digging in tree-root-filled soil in search of supper, take a moment to ponder the mammal's humerus bones. When seen in the lab, they are nothing like the long upper arm bones of any other mammal, says Samantha Hopkins, a paleontologist at the University of Oregon. Hopki...

Scientists explain how 'death receptors' designed to kill our cells may make them stronger

...d Weissmann, M.D., Editor-in-Chief of The FASEB Journal . "Fortunately for us, when scientists look at the intricate machinery of how cells die, they dig up clues to longer, healthier lives." ...

Reducing the roadworks

...re dug on Britain's streets to access the subterranean maze of 3.5 million kilometres of pipes and cables. Up to now, utility companies have needed to dig a series of 'test' holes to find the service they need to work on. This prolongs the road works and increases the risk of damaging other services bene...

True grit

... Sea urchins dig themselves hiding holes in the limestone of the ocean floor using teeth tha...insights into creating ever-sharp tools or mechanical parts. The urchins dig holes to fit their globular bodies using their five teeth, which, like thos...

Laughing hyenas, wailing levees, the sound of cheese and blaring bagpipes

...tml 4) SINGING SCREWS REVEAL SICK STRUCTURES In 2006, a concrete panel weighing several thousand pounds fell onto traffic in Boston's Big dig tunnel, crushing a car and killing a motorist. The alleged cause -- and subject of a multi-million dollar settlement -- was faulty epoxy that allowed ...

Two Hutchinson Center researchers named HHMI Early Career Scientists

...ncer known as Fanconi anemia. Reactivation of the pathway, he discovered, can help tumors become resistant to chemotherapy drugs. Taniguchi intends to dig deeper into this mechanism of drug resistance and use the information he uncovers to develop drugs that will re-sensitize tumors to cancer therapies. ...

Moderate alcohol intake associated with bone protection

...be beneficial to bone health because our findings are from an observational study, as opposed to a clinical trial," Tucker said. "Future studies might dig deeper into patterns of alcohol consumption, as we relied on a self-reported dietary questionnaire. Another component of data worthy of exploration is...

Stress disrupts human thinking, but the brain can bounce back

...ontal cortex, and that a shrunken prefrontal cortex is linked to slower performance on attention-shifting tasks. In those experiments, rats learned to dig through a certain texture, like sawdust, in the presence of an irrelevant odor to find food; then the researchers made odor, rather than texture, the ...

Animal and biological science highlights: San Antonio Fluid Dynamics Conference, Nov. 23-25

.... According to Anette Hosoi, a professor of mechanical engineering at the Massachusetts Institute of Technology, the clams use 10 times less energy to dig and anchor themselves into the seafloor than the best man-made techniques currently used today. To find out how the clams accomplish this, Hosoi, a...

Earlier global warming produced a whole new form of life

...th's climate. Though they are only some four microns long, these newly discovered, spear-shaped magnetite crystals (magnetofossils) unearthed at a dig in New Jersey are up to eight times larger than previously known magnetofossils. Magnetofossils are remnants of magnetite crystals produced by a type...

America's smallest dinosaur uncovered

...row, so we think they may have been used to rip open log in search of insects." Longrich studied 70 million-year-old bones that were collected on a dig led by Currie at Dry Island Buffalo Jump Provincial Park in 2002 where the remains of more than 20 Albertosaurus sarcophagus individuals were found. A...

International TGen-led team finds link between brain protein and Alzheimer's disease

...genetic markers A, C, G or T that determine such inherited traits as eye and hair color, or susceptibility to disease. "We are now beginning to dig deeper regarding the genetic sequence of KIBRA in individuals carrying, and not carrying, the T-allele. We believe this variation causes a potential l...

Hopkins researchers piece together gene 'network' linked to schizophrenia

... how these three proteins interact with each other, we also have found patients who carry mutations. These results give us a really good foundation to dig deeper into such an elusive condition." Sawa's team previously had characterized the DISC1 gene and protein which are required for proper nervous...

Experts to provide peek of Smithsonian soils exhibit

...0am, with continued discussion to follow WHY: "Dig It! The Secrets of Soil" reveals the complex world of soils and how soils support life on earth. dig It! includes interactive displays, hands-on models, and videos. Arizona's own "Casa Grande" soil is featured as one of 54 soil samples in the exhibiti...

Dinosaur diggers bring mobile lab, new techniques to Eastern Montana

... BOZEMAN, Mont. -- Scientists who dig dinosaurs in Eastern Montana will now be able to chemically analyze fossils the same day they're excavated and before degrading begins. Paleontolog...

Phoenix mission to Mars will search for climate clues

...n about a week, if everything goes well, and collect soil and ice samples over the summer for analyses with the on-board instruments." Phoenix will dig to an ice-rich layer expected to lie within arm's reach of the surface. It will analyze the water and soil for evidence about climate cycles and inves...

American Chemical Society's Weekly PressPac -- May 14, 2008

... craft will provide new chemical clues about the red planets watery past or even the presence of life. If successful, the mission will be the first to dig beneath the planets surface, according to an article [ http://pubs.acs.org/cen/science/86/8620sci1.html ] scheduled for the May 19 issue of Chemical &...

Global warming linked to caribou-calf mortality

...o wild reindeer -- are dependent on plants for all their energy and nutrients. Throughout the long Arctic winter, when there is no plant growth, they dig through snow to find lichens; however, in spring they rapidly switch to grazing on the new growth of willows, sedges, and flowering tundra herbs. As ...

Visual technology enables brain to learn in new ways

... Visualization capabilities can help him and his fellow researchers better understand fluid flow. "You can go right up to streamlines in a fluid or dig into a reservoir and see which way it's flowing," said Boghosian. "That's the direction we would like to move in. You can imagine all kinds of other u...

New dinosaur from Mexico offers insights into ancient life on West America

...n to locating several other sites that contain new dinosaur species. Armed with a jackhammer and shovels, the crew returned to the Rincon Colorado dig site, where they labored for two weeks through 12 feet of overburden, eventually uncovering the ancient skull. Upon its arrival at the Utah Museum of ...

Technique controls nanoparticle size, makes large numbers

... not been possible in the past, with very precise controls so we can do fundamental research. And that allows me to come up with new applications. dig those crazy tires Such new applications may even change the way we think about driving. Tired of boring, black car tires? With nanotechnology, ti...

Emory paleontologist reports discovery of carnivorous dinosaur tracks in Australia

...6 visit with Rich to the "Dinosaur Dreaming" site, near the coastal town of Inverloch. Tyler Lamb, a Monash undergraduate student and volunteer at the dig site, found a third track in February 2007, having been alerted by Kool to look for them. Martin then confirmed its identity during a visit in July 20...

Grub's passion for plastic causes water loss

...owers have to take an educated guess about the location of the holes. They need to seek out the areas where the lucerne plants are especially lush and dig down to make repairs. The problem is that they have to track down all the holes in the irrigation pipe to restore water pressure, and ensure the e...

Extra gene copies were enough to make early humans' mouths water

...recognize tuber-forming plants, they opened up a food source unknown to other apes. "It's kind of a goldmine," Dominy said. "All you have to do is dig it up." Tubers may have been especially critical for the first widely successful humans, known as Homo erectus, who may have learned to cook with f...

Tropical crab invades Georgia oyster reefs -- but the long-term impact can't be predicted

...ities with and without the non-native crabs. You get a true understanding of the sheer densities of these crabs only when you actually pick up or dig through clumps of oysters and oyster shell hash, said Hollebone, who is now a temporary assistant professor at Georgia Southern University in Statesbo...

New evidence of 'human' culture among primates

...would seem to be communicating the danger to one another at the same time. "We already know that these monkey populations use stones as tools to dig holes or to forage and questions remain about why this happens in this area. Because it is quite dry and barren, it is possible they learn these skill...

Dig deeper to find Martian life

...s near the surface reach only a few million years. This means that the chance of finding life with the current probes is slim. Scientists will need to dig deeper and target very specific, hard-to-reach areas such as recent craters or areas where water has recently surfaced. Dr Andrew Coates, UCL De...

Researchers give name to ancient mystery creature

...y of Alberta paleontologists 30 years ago from the banks of the Blindman River in Alberta, Canada. About 10 years ago, more teeth were discovered at a dig site near Drayton Valley and on the banks of the Blindman. But the creature mystified the researchers, who could not positively identify it, and exact...

Paying attention sets off symphony of cell synchronization

...lus more coherent. "This doesn't change the stimulus but can make it more effective for guiding our behavior," Grabowecky said. "When you need to dig deep to summon that extra ounce of attention, it's as if you engage a symphony of brain activity that can come to your rescue as millions of neurons t...

Exxon Valdez oil found in tidal feeding grounds of ducks, sea otters

...s a day searching for clams and other prey ?would probably come into contact with Exxon Valdez oil at least once every two months. However, sea otters dig thousands of pits a year, and Short suspects they actually could be encountering oil far more often than estimated. ...

Leave it to salmon to leave no stone unturned

...he sockeye disturb at least 30 percent of the stream beds of two Alaskan streams he studied. And in years when salmon populations are high, sockeye dig up entire stream beds more than once, being forced to superimpose new nests on top of old nests when the females run out of room. Moore's work and ...

Darkness unveils vital metabolic fuel switch between sugar and fat

...thor Cheng Chi Lee, Ph.D., professor of biochemistry. The team started with a basic question: What actually sets off hibernation? "These animals dig deep burrows," said Lee, an expert in circadian rhythms. "They are constantly in the dark. Why not darkness as a switch?" Mice do not hibernate b...

Mining for gems in the fungal genome

...h for medically useful agents by taking a powerful, genome-wide approach. Their technique is called "genomic mining" because of its robust ability to dig through an entire fungal genome to locate nearly all the hidden gems-the actively-produced secondary metabolites-at once. The key to Keller's app...

UF scientists reveal ancient origin of vertebrate skeleton

...on evolved before the jawed and jawless vertebrates split into different paths, not afterward. In addition, the research shows that scientists have to dig beyond bone and cartilage to unravel vertebrate relationships, according to Michael Caldwell, Ph.D., an associate professor of earth and atmospheric s...

UF scientists reveal ancient origin of vertebrate skeleton

...on evolved before the jawed and jawless vertebrates split into different paths, not afterward. In addition, the research shows that scientists have to dig beyond bone and cartilage to unravel vertebrate relationships, according to Michael Caldwell, Ph.D., an associate professor of earth and atmospheric s...

Small species back-up giant marsupial climate change extinction claim

.... And further work, due to be published later in the year, on other sites in the region confirm the stratification of fossils in the creek bed. The dig also failed to unearth evidence of human activity, suggesting they didn't inhabit the region at the same time as megafauna. Queensland Museum Assis...
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