In the News
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, according to a paleontologist. Low Heart Rate Variability In Depressed Patients Contributes To High M
Scientists have known for years that depression increases the risk of dying in the months after a heart attack, but they haven't understood how depression raises that risk. Now, behavioral medicine specialists at Washington University School of Medicine in St. Louis, report in the Archives of Internal Medicine that abnormal heart rate variability is partially responsible for depression's effects in heart patients. Turn Off Phone, Turn On Partner
Six out of seven people leave their mobile phones on during sex so they won't miss any text messages. Or maybe they just forgot. In Sex Drive Daily. Stanford Patient Is First To Test New Treatment For Peripheral Arteria
Stanford researchers recently implanted a drug-coated, flexible, metal-mesh tube called a drug-eluting stent into the superficial femoral artery in a patient's thigh. Researchers hope the drug coating will make it more likely to prevent the blockage from recurring, as compared with uncoated stents, which fail to do so in about one-quarter of the cases. With Few Factors, Adult Cells Take On Character Of Embryonic Stem Cell
With the introduction of just four factors, researchers have successfully induced differentiated cells taken from mouse embryos or adult mice to behave like embryonic stem cells. The researchers reported their findings in an immediate early publication of the journal Cell, published by Cell Press. National Priorities Project Database
This database "offers state data on socio-economic needs and federal expenditures, and allows you to create customized tables, graphs and reports. The database is free of charge, although after your first visit you will be asked to register."Much of the information goes back to 1983. From the National Priorities Project, a nonpartisan education organization whose mission is "to educate the public on the impacts of federal tax and spending policies at the community level." Better Early Diagnosis Of Relapsed Prostate Cancer
Positron Emission Topography with choline demonstrates greater efficiency in the early diagnosis of relapsed prostate cancer with respect to other imaging techniques, according to a new study. Quality Counts 2007: From Cradle to Career: Connecting American Educat
Collection of articles and data from January 2007 "track[ing] state efforts to create seamless education systems from early childhood to the world of work."Features articles on topics such as "Gauging Student Learning"and "Linking Learning to Earning,"and the "Chance for Success Index,"which provides state-by-state data on 13 individual indicators (such as family income and preschool enrollment). From Education Week magazine with support from the Pew Center on the States. Two Studies On Bee Evolution Reveal Surprises
A 100-million-year-old bee fossil and a DNA study suggest that bees may have originated in the Northern rather than the Southern Hemisphere and from a different family of bees than previously thought. Largest Butterfly In Western Hemisphere Needs Help To Avoid Extinction
The Homerus swallowtail is the Western Hemisphere's largest butterfly, but researchers say its numbers are so small that conservation and captive breeding efforts are needed to save the insect, found only in two parts of Jamaica.
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