Cornell Researchers Precisely Date Wood From Ancient Tomb In Turkey
...logy of the Near East have had profound effects on how we understand cultural interactions," Newton said, "such as the rise and fall of the Minoan, Mycenaean and Greek civilizations; event-based histories, like the Trojan War and the Exodus; and social evolution, like the Neolithic Revolution and the for...Researchers Use Hydrated Lime To Reduce Toxic Selenium Emissions
...it a plant for this technology. "It's unclear just how strict the EPA regulations on seleniumare going to be," Fan said. "Some plants may find iteasier to install a very expensive wet scrubber to remove allof the harmful byproducts from flue gas and fly ash." But dry sorbent injection technology could be...Core Spins Faster Than Earth, Scientists Find
...rnal Nature ,will likely advance understanding of how the Earth's magneticfield is created and why it reverses periodically; how heat flowsthrough the planet, and how the Earth's multi-layered interiorhas evolved. Theinner core ...Florida Researchers Discover Gene For Fatal Childhood Disease
... next step is to characterize the gene to find out how it doeswhat it does," Kingsmore said. "So far we h... of the puzzle. We nowneed to figure out precisely how it causes the disease, how it protectsagainst kidney disease in lupus, and how it makes people susce...Photosystem I -- An Intermediate Step -- May Not Be Necessary For Plants
...and scientists may have to rethink some aspects of how photosynthesis works. "Scientists have thought the...knows yet." The Z scheme is the classic example of how scientists describe the light-dependent reactions of photosynthesis. When photons -- particles of l...Researchers Find Possible New Route to Making Cancer Cells Vulnerable
...titute at DukeUniversity Medical Center have shown how drugs that stop organ transplantrejection also par...in cancer patients, but little had beenknown about how these common immune suppressants work in this setting,"Heitman said. "Our findings shed light on a n...Bee Sting Treatment Should Emphasize Speed, Not Method Of Removal
...Any advice people are givenabout the importance of how the sting is removed is likely to cause delays,as they get out a knife, or even try to remember what to do.The method ofremoval is irrelevant, contrary to popular belief. The best advice for thosestung by a bee is to simply remove the sting immediate...Protein Glitch May Be Early Problem In Inherited Alzheimer's
...of it as a cascade," says Sisodia. "We don't know how many steps there are in this cascade, but we have a theory about where the cascade is headed." According to Sisodia, mutated forms of presenilin may influence the formation of plaques in the brain that are among the earliest signs of Alzheimer's dise...Bark Beetle Infestation Spurs Multifaceted Study
...like before European settlement,during logging and how it grew back afterwards, could help environmentalistsand resource managers plan the future of these forests which surround someof the last pristine lakes in the U.S....Hawaiian Whales Show 'No Overt Response' To Sounds Of ATOC Simulation
...e do not. Likewise, we may expect differences in how the whales respond to the ATOC project." Monitoring of marine mammals' behavior must continue when the full-scale ATOC source is operating in Hawaii, Frankel said. One concern is for animals capable of diving through the so-called "deep sound c...Nitric Oxide May Hold Key To First Treatment For Deadly Form Of Malaria, Duke Scientists Report
...O, which is toxic in excess, in balance by sensing how muchNO is present and turning genes on and off to keep NO in equilibrium. Ifthis equilibrium is upset, Stamler theorizes, it may lead to a number ofdiseases that have recently been associated with NO, including cancer, stroke,hardening of heart arte......to their formation? You could get a better idea of how a cell system works or how a single signal nerve functions. You can use it with RNA and DNA, as well as proteins."...Ocean Sediments Contain Record of Past Vegetation Fires in Africa
...ng has different effects than natural burning, and how burning is related to changes in ecology, and perh...If they've been making the wrong assumptions about how much marine carbon is involved, then their estimates about carbon dioxide in the oceans may be wrong...Nitric Oxide Found To Control Cells By Turning On Genes; Suggests New Role In Health And Disease
...O, which is toxic in excess, in balance by sensing how muchNO is present and turning genes on and off to keep NO in equilibrium. Ifthis equilibrium is upset, Stamler theorizes, it may lead to a number ofdiseases that have recently been associated with NO, including cancer, stroke,hardening of heart arte...Asian Beetle, New In This Country, Threatens Brooklyn's Shade Trees
.... It did not have a ticket to ride. "I don't know how it got here from Asia," Hoebeke said. "As if the trees in an urban environment are not traumatized enough as it is. This doesn't bode well for a tree that is under a lot of pressure to grow." New York City's Department of Parks and Recreation sent ...Study Shows Songbirds Switch From Bugs To Berries To Fuel Fall Migration
...logical processes of songbirds duringmigration and how those activities might affect the recently reporte...ndhabitat use during migration are two examples of how they become more flexibleduring the migration period--and how our conservation tactics for them must...Human-Like Ability, Categorical Perception, Found In Insects
... cut-off line between "good" sounds and "bad", and how does the insect decide? The study is reported in ...criminate. We hear either 'ba' or 'pa' and that's how we label it. That is categorical perception, and it looked like crickets might categorically percei...Harvard, Duke Researchers Discover 'Off-switch' Inside Human Cells
...,we have a long way to go in understanding exactly how it functions,"Casey said. "When we understand that, we will be in a better positionto design selective and specific inhibitors or enhancers of the process."...... be converted topasture or agriculture." To learn how to regenerate mahogany, Snook began studying the trees growingwithin a model forestry project called Plan Piloto Forestal in QuintanaRoo on Mexico's Yucatán peninsula. She found that mahogany trees there were sparsely dispersed among otherspe...