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Science News for November 6, 2002


Keeping information secure with noisy light

Researchers have developed a high-speed encryption protocol using noisy light to secure information, promising unconditionally secure, fast, easy-to-manage, and cost-efficient security. The Northwestern method transmits encrypted data at 250 megabits per second, outpacing conventional cryptography and existing quantum methods.

SourceNorthwestern University·DateNov 6, 2002

Aspirin inhibits ovarian cancer growth, lab study finds

A new study published in Obstetrics and Gynecology found that aspirin inhibited ovarian tumor cell growth by as much as 68 percent. Combining aspirin with a monoclonal antibody targeting the HER-2/neu protein resulted in an even greater suppression of growth, decreasing cancer cell growth by 84 percent.

SourceUniversity of South Florida (USF Health)·JournalObstetrics and Gynecology·DateNov 6, 2002

Exercise shown to have positive effect on cholesterol

Researchers at Duke University Medical Center found that exercise, regardless of intensity or fitness level, can improve cholesterol levels by increasing the size of particles carrying good and bad cholesterol. The study also showed that standard lipid panels may not accurately measure risk of heart disease.

SourceDuke University Medical Center·JournalNew England Journal of Medicine·DateNov 6, 2002

Mole-rat Methuselahs push evolutionary theory of aging

Researchers found that naked mole-rats, living up to 20 years in the wild, outlive other similar-sized rodents by a factor of 10 due to reduced extrinsic mortality. Their remarkable longevity is linked to their subterranean lifestyle and cooperative defense against predators.

SourceCornell University·JournalJournal of Zoology·DateNov 6, 2002
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.

Aging lowers activity in brain's language areas; performance unaffected

A study by Northwestern University found that aging slows brain activity in language areas, particularly in the left front lobe and parietal cortex. However, this decrease is associated with increased processing efficiency, as older adults perform equally well on language tasks compared to younger counterparts.

SourceNorthwestern University·DateNov 6, 2002

UW-Madison researchers identify key to cancer cell mobility

Researchers at UW-Madison have identified the PIPKI?661 enzyme as a promising target for preventing cancer cells from metastasizing. By inhibiting this enzyme, cancer cells' ability to migrate to other parts of the body can be blocked.

SourceUniversity of Wisconsin-Madison·JournalNature·DateNov 6, 2002

Asthma severity is variable and unpredictable

Researchers found that asthma patients frequently move between severity categories, with no single parameter reliably predicting overall severity. This variability may lead to underestimation or overestimation of asthma severity, emphasizing the importance of proper management and daily maintenance treatments.

SourceOgilvy Public Relations, New York·DateNov 6, 2002
Apple iPhone 17 Pro

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

Scientists use microscope to view magnetism at atomic level

Physicists have developed a technique to measure magnetism at the atomic scale using a scanning tunneling microscope, enabling potential applications in futuristic electronic and magnetic devices. This breakthrough could lead to advancements in spintronics, quantum computing, and more powerful hard drives.

SourceOhio University·JournalPhysical Review Letters·DateNov 6, 2002

Cholesterol drug could lead to new therapy for multiple sclerosis

Researchers found that a cholesterol drug, atorvastatin, reduced paralysis and suppressed attacks in mice with multiple sclerosis. The study suggests that the drug could prevent progression to definite multiple sclerosis in individuals who have had a first attack.

SourceUniversity of California - San Francisco·JournalNature·DateNov 6, 2002

Mimicking brain's 'all clear' quells fear in rats

Researchers found that stimulating the prefrontal cortex in rats reduces fear responses by mimicking the brain's safety signal. The study suggests a new approach to treating anxiety disorders by using transcranial magnetic stimulation to control fear.

SourceNIH/National Institute of Mental Health·JournalNature·DateNov 6, 2002
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Genes, neurons, and the Internet found to have some identical organizing principles

Researchers discovered identical organizing principles in genetic, neural, and food networks, revealing potential strategies for information processing and filtering noise. The study's findings have significant implications for understanding complex systems and could lead to breakthroughs in fields like medicine and electronics.

SourceAmerican Committee for the Weizmann Institute of Science·JournalScience·DateNov 6, 2002
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

AIDS/syringe exchange study

A recent study led by UC Davis finds that syringe-exchange programs significantly reduce HIV risk behavior among injecting drug users. The research shows a two-fold to six-fold reduction in risk behaviors for users with and without access to clean syringes, respectively.

SourceUniversity of California - Davis Health·JournalJAIDS Journal of Acquired Immune Deficiency Syndromes·DateNov 6, 2002

Jefferson surgeons turning to light therapy for advanced lung cancer

A clinical trial led by Dr. Joseph Friedberg at Thomas Jefferson University Hospital is exploring the effectiveness of photodynamic therapy (PDT) on non-small cell lung cancer, with patients showing survival times between three and four times the usual six to nine months after surgery.

SourceThomas Jefferson University·DateNov 6, 2002
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.