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Science News for May 28, 2007


Screaming CMEs warn of radiation storms

CMEs can produce radiation storms, but detecting them through radio signals may provide warning to astronauts and satellite operators. Strong CME shocks accelerate particles in the solar wind, producing both radio signals and radiation storms.

SourceNASA/Goddard Space Flight Center·DateMay 28, 2007

Exercise may slightly boost 'good' cholesterol levels

A meta-analysis of 25 studies found that regular exercise increases high-density lipoprotein (HDL) cholesterol levels by an average of 2.53 milligrams per deciliter, corresponding to a 5-7% reduced risk of cardiovascular disease.

SourceJAMA Network·JournalArchives of Internal Medicine·DateMay 28, 2007

Skimmed milk -- Straight from the cow

Researchers in New Zealand have discovered cows with genes to produce skimmed milk, planning to breed herds for commercial production. The milk is low in saturated fats and high in polyunsaturated and monounsaturated fats, making it a healthier alternative.

SourceSociety of Chemical Industry·JournalChemistry & Industry·DateMay 28, 2007
Apple iPhone 17 Pro

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

Inactive kids storing up illness for the future

A new University of Leicester study reveals that low levels of physical activity among inner city school children have reached epidemic proportions. Over 3500 pupils from five secondary schools were surveyed, with half spending over 4 hours daily watching TV or playing computer games.

SourceUniversity of Leicester·DateMay 28, 2007

Spitzer nets thousands of galaxies in a giant cluster

Astronomers used Spitzer to study the Coma cluster, finding almost 30,000 objects, including 1,200 previously unknown dwarf galaxies. The discovery implies a total population of at least 4,000 dwarf galaxies in the cluster.

SourceNASA/Goddard Space Flight Center·DateMay 28, 2007

Predicting the quality of life for older adults

A replication study found that financial resources, health, and meaning in life positively influence quality of life. Emotional support, companionship, and intimacy also play a significant role in enhancing quality of life among older adults.

SourceUniversity of Alberta·JournalResearch in Nursing & Health·DateMay 28, 2007

Soy nuts may improve blood pressure in postmenopausal women

Substituting soy nuts for protein sources improves blood pressure and cholesterol levels in postmenopausal women. The study found significant reductions in systolic and diastolic blood pressure, as well as decreased 'bad' cholesterol levels, in women with high blood pressure.

SourceJAMA Network·JournalArchives of Internal Medicine·DateMay 28, 2007
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Treating HIV in war zones -- Public health emergencies need rapid advice from WHO

In conflict settings, HIV treatment can be effectively delivered with preparedness and contingency measures. A study from Médecins Sans Frontières (MSF) reports similar treatment outcomes to non-conflict settings, highlighting the importance of emergency drug supplies, stockpiling, and educating patients on consistent pill-taking. The ...

SourcePLOS·JournalPLOS Medicine·DateMay 28, 2007

NASA's FUSE satellite catches collision of titans

Astronomers have determined the properties of a rare binary star system using NASA's FUSE satellite and ground-based telescopes. The system, LH54-425, consists of two massive O-stars with combined mass of about 100 suns, orbiting each other every 2.25 days.

SourceNASA/Goddard Space Flight Center·DateMay 28, 2007

Researchers find deadly prescription drug effects 6 years before FDA

A new study by Northwestern University's Charles Bennett found that RADAR identified serious drug reactions six years earlier than the FDA and drug companies. The team's proactive safety efforts provided doctors with important medical insights and guidance for prevention, diagnosis, and treatment.

SourceNorthwestern University·JournalArchives of Internal Medicine·DateMay 28, 2007
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.

Personality changes may help detect form of dementia

A study found that people with dementia with Lewy bodies displayed passive personality changes, such as apathy and repetitive behaviors, more frequently than those with Alzheimer's. These changes can occur years before cognitive symptoms, enabling earlier diagnosis and potentially disease-modifying treatments.

SourceAmerican Academy of Neurology·JournalNeurology·DateMay 28, 2007

Human antibodies protect mice from avian flu

Researchers used human antibodies derived from immune cells of H5N1 survivors to treat and protect mice from the virus. The study found that these antibodies could neutralize the virus and prevent death in mice, offering a promising therapeutic approach for pandemic influenza.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalPLOS Medicine·DateMay 28, 2007
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.

Blood inflammation plays role in Alzheimer's disease

Research suggests that people with high levels of inflammation in their blood are more likely to develop Alzheimer's disease. The study of over 600 participants found that those with elevated cytokines were nearly twice as likely to develop the disease.

SourceAmerican Academy of Neurology·JournalNeurology·DateMay 28, 2007
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.