In the News
'Social Smell' Discovered In Mice; One Chemical That Defines Maleness
In experiments with mice, neurobiologists have found the first evidence of neurons responsive to social odors. They also have used a new analytical approach to isolate one of these social odors -- a novel chemical in urine that enables mice to distinguish between the sexes -- defining maleness in the mice. Quantum Physics Made Relatively Simple
"In 1999, legendary theoretical physicist Hans Bethe delivered three lectures on quantum theory to his neighbors at the Kendal of Ithaca retirement community (near Cornell University). Given by Professor Bethe at age 93, the lectures are presented here as QuickTime videos synchronized with slides of his talking points and archival material."Also includes an introduction, brief biography, and related material about this Nobel Prize-winner. From Cornell University. NCI Researchers Confirm The Effectiveness Of Immunotherapy Approach To
A team of researchers, led by Steven A. Rosenberg, M.D., at the National Cancer Institute, part of the National Institutes of Health, have found that patients with advanced melanoma who had not responded to previous therapies experienced a significant reduction in the size of their cancers as a result of receiving a new immunotherapy. Neural Crest Stem Cells In Skin Could Provide Alternative To Embryonic
Cell replacement therapy offers a novel and powerful medical technology. A type of embryonic stem cell, called a neural crest stem cell, that persists into adulthood in hair follicles was recently discovered by Maya Sieber-Blum, Ph.D., of the Medical College of Wisconsin, Milos Grim, MD Ph.D., of Charles University Prague, and their collaborators. Grandparents, Older Adults Encouraged To Seek Help For A Sleep Disorde
Sept. 9 is National Grandparents Day, a day to honor grandparents across America as important members of our families and communities. Grandparents play important roles in life, including that of guardian, comforter, and mentor. As they get older, however, several aspects of their lives change, including their sleep patterns. While older adults need about seven to eight hours of sleep each night, many often get less sleep, which may make them more susceptible to health problems. [Odd] A Romanian couple has named their son Yahoo as a sign of gratitu
Daily Libertatea said on Thursday Cornelia and Nonu Dragoman, both from Transylvania, met and decided they were meant for each other following a three-month relationship over the net.They married and had a baby this Christmas, whom they decided to name after one of the worldwide web's most popular portals."We named him Lucian Yahoo after my father and the net, the main beacon of my life,"Cornelia Dragoman was quoted as saying. Giardia Genome Unlocked
Giardia lamblia, one of the most common human parasites in the United States, causes more than 20,000 intestinal infections a year, often through contact with contaminated drinking or swimming water. Scientists have now sequenced the complete genome (genetic sequence) of Giardia, which could lead to the development of new drugs to combat this persistent infection, called giardiasis. Google Launches Patent Search
The search giant's new tool lets budding inventors browse 200 years' worth of intellectual property on file with the U.S. Patent and Trademark Office. In Monkey Bites. Average Major League Baseball Career 5.6 Years, Says New Study
The average career of a Major League Baseball player is 5.6 years, according to a new study. The study also revealed that one in five position players will have only a single-year career, and that at every point of a player's career, the player's chance of ending his career is at least 11 percent. UF Researchers Map Bacterial Proteins That Cause Tooth Loss
The human mouth teems with millions of enamel-eroding, gum-inflaming microbes. One of these, Porphyromonas gingivalis, is a bacterial homesteader that stakes a claim deep within the spaces between teeth and gums. It's also the leading cause of tooth loss -- secreting proteins that destroy the soft tissues and bone that support teeth to cause periodontal disease.
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