Brightsurf Science News & Current Events

December 13, 2002
Digital divide encompasses more than technology
Access to information technology and training in IT skills are supposed to level the economic playing field for women and low-income minorities, but two Penn State researchers say acquiring that expertise alone doesn't automatically lead to upward mobility.

Attention-deficit children benefit from 'brain wave' training
A year's worth of counseling and medication relieved some symptoms of attention-deficit hyperactivity disorder among a group children, but only children receiving additional biofeedback therapy managed to hold on to these healthy gains after going off the medication, according to a new study.

Researchers developing new arsenal in war against cancer
Virginia Tech researchers have obtained results in three different areas that, used together, may provide more efficient, less invasive, and more specific treatments for cancer and other diseases such as age-related macular-degeneration.

Tamoxifen-resistant breast cancers alter their traits, become receptive to new therapies
Breast cancer tumors that stop responding to the drug tamoxifen actually change their cellular characteristics and become responsive to other types of drugs, including Herceptin®, according to oncologists at the Duke Comprehensive Cancer Center.

Hemoglobin-based agent reduces need for transfusion during heart surgery
A Phase II clinical trial conducted at Duke University Medical Center and five other U.S. institutions has shown that an agent made of purified human hemoglobin appears safe and may be effective when used instead of transfused human blood to replace blood lost during heart surgery.

Massage helps infants, mothers get good night's sleep together
Studies have associated massage therapy with a host of benefits, including enhanced mother-infant interaction for depressed mothers, infant relaxation and decreased crying for colicky infants.

Mouse gene knockout illuminates how light resets clock
A key role in synchronizing daily rhythms to the day/night cycle has been traced to a light-sensitive protein in the eye, by knocking out the gene that codes for it.

Space Station crew readies zeolite experiment
The International Space Station crew began preparations this week for the first Zeolite Crystal Growth (ZCG) experiments of Expedition Six.

News tips from the University of Texas M. D. Anderson Cancer Center
Highlights of this meeting include studies indicating that radiation treatment may help some men with breast cancer, killing tumors with heat may offer an alternative to surgery, blood tests may rival mammography in detecting abnormalities, and more.

European scholars support development of germ line modification
An international conference of European scholars and scientists, with funding from the government of Flanders, goes on record supporting research leading toward safe and effective human germ line genetic modification, saying that it does not violate human rights, including any

Scientists use south pole telescope to produce the most detailed images of the early universe
Using a powerful new instrument at the South Pole, a team of cosmologists has produced the most detailed images of the early Universe ever recorded.

Kiss mistletoe goodbye this season for better tree health
Take mistletoe. Please. Trees infested with the sap-sucking parasite would like to kiss the Christmas novelty goodbye.

Experts deliver foot and mouth disease warning
A new epidemic of Foot & Mouth disease in the UK is inevitable, and it will be caused by the British Government's policies, experts have warned.

Ultrasound shown to be potentially safe, effective way to kill bacteria
High-power ultrasound, currently used for cell disruption, particle size reduction, welding and vaporization, has been shown to be 99.99 percent effective in killing bacterial spores after only 30 seconds of non contact exposure in experiments conducted by researchers at Penn State and Ultran Labs, Boalsburg, Pa.

UCR entomologists report bee-dancing brings more food to honeybee colonies
P. Kirk Visscher, professor of entomology at UCR, reports in Nature that under natural foraging conditions the communication of distance and direction in the dance language can increase the food collection of honeybee colonies.

Archaeologist uncovers unluckiest church in the world
University of Warwick archaeologist Dr Stephen Hill has uncovered the unluckiest church in the world.

URI biologists study predator-prey relationship between sand shrimp and flounder
URI Graduate School of Oceanography (GSO) professor Jeremy Collie has received a $40,000 grant from the National Oceanographic and Atmospheric Administration (NOAA) to study the effects of water temperature on predator-prey interaction in Narragansett Bay and the Niantic River and determine why the stock of winter flounder continues to decline.

Mammoth hose reel slides toward completion
It's big. It's on runners. It will soon be painted bright red. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to