Surgeons have begun to offer biopsy of the sentinel lymph node (the first node breast cancer strikes) as an alternative to removing several lymph nodes in women with small spreading breast cancers, they reported at the 29th National Conference on Breast Cancer.
Magnetic Resonance Imaging (MRI) is a highly useful adjunct to mammography for detecting breast cancer early, Dr. Susan G. Orel of Philadelphia, PA, reported at the 29th National Conference on Breast Cancer.
Digital mammography has the potential to improve breast cancer detection, provide immediate access to second opinions, and improve service to under-served areas, a national breast cancer expert predicts, Dr. Carl D'Orsi of Worcester, MA, predicted at the 29th National Conference on Breast Cancer.
The National Psoriasis Foundation awarded a grant to continue the search for the psoriasis gene(s).
A way to increase the number and function of rare and powerful immune system cells inside the human body has been discovered by Jonsson Cancer Center researchers (Cancer Research, 4-1-00).
Physically demanding working conditions lead to a significant risk of adverse outcomes for pregnant women, demonstrating the need for a better national maternity leave policy, according to a study by University of Michigan researchers (Obstetrics and Gynecology, 4-00).
The removal of a single gene called CRHR2 from mice can render them especially anxious, reports a study by a Salk assistant professor and colleagues (Nature Genetics).
Next Thurs., April 6, three planets and the thin crescent Moon are going to put on a memorable sky show when the quartet converge inside a circle 9 degrees across.
A mathematical model that successfully predicts when clogs in the continuous casting operation of making steel are about to occur, which allows time for remedial action, has been developed by University of Illinois researchers.
Conventional wisdom says that if you shop for groceries on an empty stomach you'll spend more than necessary because of impulse buying fed by hunger pangs, while a full stomach makes you a pickier shopper. You're in good company: Sea slugs shop the same way.
Sufferers of hypernasal speech may benefit from the work of a University of Illinois researcher who has devised a kind of weight-lifting for the soft palate.
University of Illinois researchers have successfully tethered individual organic molecules at specific locations on silicon surfaces, taking an important step in the potential merger of molecular electronics and silicon-based technology.
Improving education about available mental health services for Asian Americans can break down cultural barriers that may contribute to delayed treatment for serious disorders, a University of Illinois researcher says (American Journal of Orthopsychiatry, 1-00).
A geography professor at the University of Illinois has written and provided illustrations for one of the first reviews of indigenous African maps, hoping to dispel some of the major myths about mapmaking in sub-Saharan Africa.
A new, massive iceberg has broken from Antarctica's Ross Ice Shelf, just east of one discovered on March 17.
A simple study of rat brains has added more substance to the idea that the adult brain is still a work in progress, even well after puberty, say University of Illinois researchers (Developmental Brain Research, 3-16-00).
Voice mail was created to enhance business communications but often is used as an answering machine, says a recent Ball State University survey.
Warmer than usual weather in early and mid-March has caused an abundance of ticks and an early start to the Indiana tick season, says a Ball State University entomologist.
Astronomers from the National Solar Observatory have discovered a solar "heartbeat" in the motion of layers of gas circulating beneath the sun's surface.
Even as March Madness reaches its climax, two Arkansas sociologists report that universities with highly successful basketball programs experience reduced graduation rates as a result of their athletic prowess.
A method of treating malaria with oscillating magnetic fields that cause the malaria parasite to lose vigor and die by affecting tiny iron-containing particles within the organism has been discovered by University of Washington researchers.
Senators need to protect the integrity of the Highway Trust Fund and oppose budget gimmickry.
Facial expressions can reveal to us a lot about how another person is feeling; University of Iowa Health Care investigators have identified specific areas of the brain that aid in emotion assessment of facial expressions (Journal of Neuroscience, 4-1-00).
Hope, the shaggy, black, mixed breed dog whose Montana owner shot her between the eyes and left her for dead is now healed and will be returned to Bozeman for adoption; donations and support have poured in from throughout North America and Europe.
NSF Director feels shock and a deep sadness over the loss this week of several members of a scientific team conducting ecological research in Mexico's Sea of Cortez/Gulf of California.
Shifts in American terrorism have affected the manner in which terrorists are prosecuted, the defense strategies used, the way they are perceived by juries and the extent to which they are punished.
For the first time in their histories, the Pediatric Academic Societies and the American Academy of Pediatrics will have a joint meeting to discuss the health of the children in North America and beyond.
Modern medicine can learn new tricks from ancient history, believes a professor of history at N.C. State University who is an expert on the historic use of medicines derived from plants.
Skywatchers in northern Europe, Canada, Alaska, and the northernmost tier of U.S. states could be treated to a display of aurora borealis tonight.
With the discovery of extrasolar planets smaller than Saturn, astronomers are increasingly convinced that other stars harbor planetary systems like our own.
A test, developed by Boston University's Stable Isotope Laboratory, to diagnose active H. pylori infection, the leading cause of peptic ulcer disease, recently received clearance from the FDA.
The latest project by installation artist Nobuho Nagasawa is set in the plaza of the new National Government Center in downtown Saitama, Japan; her "site-specific" installations are part history, part poetry, and undeniably stunning.
A 12-year-old Lubbock youth has been treated successfully for hantavirus pulmonary syndrome by Texas Tech University Health Sciences Center physicians.
The AAMC in collaboration with Pfizer announces the establishment of a new institutional grant program entitled "Caring for Community" to encourage the development of medical student-initiated services and programs to local communities.
Cedars-Sinai Medical Center's David L. Rimoin will co-chair The Strategic Planning Task Force on Genetics and Developmental Biology for the National Institute of Child Health and Human Development, and will also serve on The Clinical Research Round Table of the Institute of Medicine.
Some people who frequently use marijuana have substantially lower blood flow to certain parts of their brains; however, smoking the illicit drug does not affect brain size or structure, indicate University of Iowa Health Care studies (NeuroReport).
March science tips from Iowa State include 1- On the road to lighter vehicles; 2- ISU students win national construction competition; 3- New way to rock the docks.
Recognizing the vital importance of cultivating a technologically capable workforce, ASME International along with other engineering societies will meet with members of Congress to discuss K-12 science, math and technology education.
The nation's first JD/MS program in e-commerce was announced by Creighton University; its purpose is to meet the demand and challenges of the growing field of electronic commerce.
Johns Hopkins and Sisters Together and Reaching Inc. have teamed up to offer Baltimoreans free HIV urine testing from a mobile van, which will operate five days and evenings per week and patrol areas at high risk for HIV.
Space Infrared Telescope Facility will fly three science instruments in orbit around the sun for perhaps as long as five years; one instrument, from the University of Arizona, will detect far-infrared objects 100 times fainter than have ever been seen before.
Mutations in a sodium channel gene that regulates electrical activity in nerve cells, which may be the cause of one or more types of inherited epilepsy, have been found by University of Michigan scientists (Nature Genetics, 4-00).
e-Business Strategies in Net Time, a two-day electronic business symposium, will connect top-flight researchers with CEOs and CTOs from established and emerging companies to address today's rapidly changing business landscape.
Trucks loaded with hundreds of pounds of sodium azide, so toxic that even small amounts can kill, routinely travel the nation's highways, and discarded airbags sit like environmental time bombs in the nation's auto junkyards.
Enzymes are being used by Cornell researchers to break down solid biomass waste into a renewable energy form; they say there is sufficient biomass waste available to supply all the organic chemicals that are consumed annually in the U.S. and still have enough left over to convert to auto fuel.
Cornell food scientists have found the chemicals to make bottled or canned green tea taste like fresh brewed.
People with HIV infections are less likely to pass the virus to an opposite sex partner if they have low levels of the virus in their blood, according to a study by researchers from Johns Hopkins, NIH, Makerere University, the Uganda Virus Research Institute, and Columbia University (NEJM, 3-30-00).
People with high blood pressure are 2-1/2 times more likely to develop Type 2, or non-insulin-dependent, diabetes than those with normal blood pressure, according to a study led by Johns Hopkins researchers (NEJM, 3-30-00).
Newsworthy stories from the pages of New Scientist.
An experimental method that could be used to remove the gasoline additive MTBE from polluted groundwater has been developed by a Purdue University chemist.
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