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Science News for October 23, 2003


UK childhood blindness more common than previously thought

Childhood visual impairment and blindness in the UK are more common and severe than assumed, often linked to complex disabilities and increased mortality rates. The study highlights the need for new interventions to address this largely insurmountable burden of blinding eye disease in industrialized countries.

SourceThe Lancet_DELETED·JournalThe Lancet·DateOct 23, 2003

Adaptive mutation is common in E. coli, say IU researchers

E. coli cells quadruple Pol IV enzyme production as they starve, allowing them to adapt and survive through increased genetic variation. This discovery could help hospitals combat nosocomial infections by developing new strategies for quickly mutating bacteria.

SourceIndiana University·JournalMolecular Microbiology·DateOct 23, 2003
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

NIST Director urges better security for critical industrial systems

The NIST Director emphasizes the importance of improving security for critical industrial systems, particularly those using Supervisory Control and Data Acquisition (SCADA) technology. Immediate actions can be taken, such as creating basic security policies and closing system backdoors, to enhance SCADA security.

SourceNational Institute of Standards and Technology (NIST)·DateOct 23, 2003

Study identifies risk factors for refractive surgery malpractice lawsuits and claims

A study published by the American Academy of Ophthalmology identified high patient volume as the greatest risk factor for increased chances of incurring malpractice claims or lawsuits. Other risk factors included prior claims or lawsuits, male surgeon gender, advertising, time spent with patients, and co-management with optometrists.

SourceAmerican Academy of Ophthalmology·JournalOphthalmology·DateOct 23, 2003

Poor prognosis linked to BRCA1 mutations

Women with BRCA1 mutations have a poorer prognosis for breast cancer compared to those without the mutation. However, chemotherapy may improve survival rates for these patients. The study suggests that physicians should consider BRCA1 mutation status when making treatment decisions.

SourceBMC (BioMed Central)·JournalBreast Cancer Research·DateOct 23, 2003

E-Commerce and the environment: Good news or bad?

Research in the Journal of Industrial Ecology reveals that seemingly small e-commerce decisions can have significant environmental impacts, often shifting from positive to negative effects. Positive IT effects are typically limited to 5-20% reductions in pollution or energy use.

SourceJournal of Industrial Ecology·JournalJournal of Industrial Ecology·DateOct 23, 2003

New evidence of global warming in Earth's past supports greenhouse climate theory

A new study provides reliable estimates of tropical sea surface temperature changes during the Paleocene-Eocene Thermal Maximum, fitting existing climate models. The findings support greenhouse climate theory and back global warming predictions, with significant implications for understanding current climate trends.

SourceUniversity of California - Santa Cruz·JournalScience·DateOct 23, 2003
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Clay may have aided formation of primordial cells

Researchers found that adding clay to fatty acid micelles greatly accelerated vesicle formation, and even demonstrated growth and division in these physical-chemical systems. This discovery offers a possible pathway for the evolution of living cells, with implications for understanding the origins of life on Earth.

SourceHoward Hughes Medical Institute·JournalScience·DateOct 23, 2003

BioScience seeks nominations of beauteous experiments

The contest aims to honor biology experiments that are considered aesthetically pleasing, with a panel of experts screening nominations. The journal's goal is to encourage creative thinking among biologists about both famous and obscure experiments.

SourceAmerican Institute of Biological Sciences·DateOct 23, 2003

Landmark study offers new information about breast cancer genes

A landmark study provides accurate lifetime risk estimates for BRCA1 and BRCA2 gene mutations, with women carrying the BRCA1 gene facing a 54% risk of ovarian cancer. The study also highlights the negative impact of obesity and lack of exercise on breast cancer development in women with the mutation.

SourceSarah Lawrence College·JournalScience·DateOct 23, 2003
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

The statin wars: Why AstraZeneca must retreat

AstraZeneca's rosuvastatin has an inferior evidence base supporting its safe use compared to competitors. The company is facing unusually acute commercial pressure to force the drug into the market.

SourceThe Lancet_DELETED·JournalThe Lancet·DateOct 23, 2003

Improving the body's 'homeland security' against TB

Researchers at Rockefeller University have discovered a new pathway, LRG-47, that can disarm TB and prevent its replication in mice. Strengthening this defense could lead to new treatments for latent TB infections, which affect an estimated 10 to 15 million people in the US.

SourceRockefeller University·JournalScience·DateOct 23, 2003

Amber waves of grain on a mission to Mars

Researchers at Lawrence Berkeley National Laboratory and NASA have developed a process to convert inedible wheat grass into activated carbon, absorbing nitrogen oxides and producing fertilizer. This technology could support a crew of six astronauts on a three-year Mars mission by recycling waste and conserving materials.

SourceAmerican Chemical Society·JournalEnergy & Fuels·DateOct 23, 2003
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Gauging the economic impact of government R&D programs

Economic assessments of government R&D programs should be designed to measure productivity, quality, and reliability impacts on production and commercialization. A study's timing is critical, conducted within three to 10 years after a technology's significant marketplace impact.

SourceNational Institute of Standards and Technology (NIST)·DateOct 23, 2003

New class of antibiotics stops pathogens in their genetic tracks

A new class of compounds called CBR703 series inhibit RNA polymerase, a key enzyme in gene expression, and hinder the ability of bacteria to perform crucial catalytic functions. The compounds render RNA polymerase useless by binding to a specific place on the enzyme.

SourceOhio State University·JournalScience·DateOct 23, 2003

Laser therapy offers hope for acne sufferers

A new study published in The Lancet found that pulse-dye laser therapy (PDL) was effective in reducing acne symptoms by half at three months. PDL treatment was also well-tolerated and showed the largest effect within four weeks, suggesting it could be a promising alternative to daily conventional pharmacological treatments.

SourceThe Lancet_DELETED·JournalThe Lancet·DateOct 23, 2003
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Will stop-smoking patch help slow memory loss?

Researchers aim to enroll 75 men and women at three sites over three years to assess nicotine's effect on memory loss. The study, funded by a $1.5 million grant, will provide insights into potential treatments for mild cognitive impairment.

SourceUniversity of Vermont·DateOct 23, 2003

Developing elevators that function during fires

NIST is working on redundant elevator power systems and waterproof components to maintain safe operation during fires. The institute will use virtual reality simulation to test emergency evacuation procedures and collaborate with global experts to establish standards.

SourceNational Institute of Standards and Technology (NIST)·DateOct 23, 2003

Green mineral indicates red planet is dry

The USGS has discovered a vast area of green mineral olivine on Mars, suggesting that the planet's surface has been dry and free from recent water activity. This finding is significant as it implies that the Martian surface has not experienced significant chemical weathering due to liquid water.

SourceU.S. Geological Survey·JournalScience·DateOct 23, 2003

Recent warming of Arctic may affect worldwide climate

A recent study found that the Arctic warmed significantly over the last decade, with the largest temperature increases occurring in North America. The study's results have direct connections to other NASA-funded research on declining sea ice extent, which could lead to positive feedbacks and further climate change.

SourceNASA/Goddard Space Flight Center·JournalJournal of Climate·DateOct 23, 2003
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Science survey ranks top biopharma employers

The American Association for the Advancement of Science conducted a survey to identify top biopharma employers, with Genentech Inc. and Johnson & Johnson taking the first two spots. The survey analyzed responses from 910 Science readers and assigned scores based on specific characteristics.

SourceAmerican Association for the Advancement of Science (AAAS)·JournalScience·DateOct 23, 2003

Mutant gene linked to obsessive compulsive disorder

Researchers identified a mutation in the human serotonin transporter gene, hSERT, associated with OCD, which may result from a genetic double hit increasing serotonin transport and leading to treatment resistance. The study provides insights into transporter function and potential tests for identifying and treating mental illness.

SourceNIH/National Institute of Mental Health·JournalMolecular Psychiatry·DateOct 23, 2003

Experimental hantavirus vaccine elicits strong antibody response in primates

Researchers at the US Army Medical Research Institute of Infectious Diseases have developed a hantavirus vaccine that elicited a potent neutralizing antibody response in rhesus macaques. The vaccine, which uses a naked DNA approach, also provided protection against hamster infection when administered after exposure.

SourceUS Army Medical Research Institute of Infectious Diseases·JournalJournal of Virology·DateOct 23, 2003