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Science News Archive 2008


Page 7 of 240

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.

Primary cilium as cellular 'GPS system' crucial to wound repair

The primary cilium is a vital cellular sensor that detects signals to guide cells toward wounds, promoting efficient healing. Defective cilia impede wound closure and lead to uncontrolled cell migration, potentially contributing to invasive cancers and fibrosis.

Autism and schizophrenia share common origin

Research suggests that autism and schizophrenia may stem from similar physical abnormalities caused by disruptions in early organogenesis, typically between 20-40 days after fertilization. This developmental stage is critical in shaping the body's development, and errors during this period can lead to various mental health disorders.

Sex difference on spatial skill test linked to brain structure

A University of Iowa study links sex differences in brain structure, particularly in the parietal lobe, to variations in spatial skill test performance. Women's thicker cortexes are associated with poorer mental rotation ability, while men's larger parietal lobe surface area is related to better performance.

The more you take the more you lose

A study by Boaz Keysar and colleagues found that negative reciprocity, or taking, escalates in social exchanges, leading to irrational feuds. In contrast, acts of giving are perceived as more generous, encouraging pro-social exchanges.

Apple iPhone 17 Pro

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

Study: Prejudice could cost a black worker thousands

A recent study in the Journal of Political Economy found that prejudice accounts for approximately one-quarter of the racial wage gap in the US. The study suggests that levels of prejudice among the least prejudiced have a strong influence on wage gaps, while levels among the most prejudiced have no effect.

Traditional Dutch landscape under threat

Green areas in Randstad region may disappear due to lack of targeted agricultural policy, according to Dutch researcher Evelien van Rij. A distinction must be made between traditional Dutch landscapes used for recreation and other agricultural areas to guarantee their continued existence.

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.

Experts detail the 3 rules for technological fixes

Experts outline three rules for selecting technological fixes, emphasizing the importance of cause-effect relationships, clear benefits, and standardized technical cores. Vaccines serve as a successful example, while literacy education highlights the challenges of finding effective solutions.

Biggest breach of Earth's solar storm shield discovered

Researchers have found that the alignment of the sun's magnetic field with Earth's shields our planet from solar particles. The discovery could be used to predict when solar storms will be severe, and is expected to impact power lines and spacecraft.

Blue ribbon task force: Economic plans needed to preserve digital data

A blue ribbon task force has issued its interim report, highlighting the need for sustainable economic models to provide access to growing amounts of digital information. The report identifies systemic challenges, including inadequate funding models, confusion among stakeholders, and a lack of incentives for collaboration.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Purdue study suggests warmer temperatures could lead to a boom in corn pests

A new Purdue University study suggests that warming temperatures could lead to an increase in corn pests, resulting in decreased yields and increased costs for farmers. The research found that warmer weather could allow these insects to expand their territory and produce an extra generation of offspring each year.

Life Sciences Discovery Fund awards health research program grants

The Life Sciences Discovery Fund awarded four Washington State-based research organizations over $18 million in grants to advance vaccine development, improve cardiac resuscitation technology, enhance rural mental health services, and develop targeted intracellular drug delivery mechanisms.

Female genital tissue not foolproof barrier to HIV sexual transmission

Scientists at Northwestern University found that HIV can penetrate female genital tissue by moving quickly between skin cells, allowing the virus to reach immune cells. This discovery challenges the long-held assumption that the female genital tract is an efficient barrier to viral penetration.

Study of placenta unexpectedly leads to cancer gene

A study at University of Rochester Medical Center discovered a gene mutation in the placenta that is also influential in cancer development. The SENP2 gene's role in early embryo development was not known until now.

Answers to huge wind-farm problems are blowin' in the wind

Researchers identify ideal locations for low-impact wind farms with high frictional dissipation, reducing turbulence and its effects on local hydrometeorological conditions. By optimizing turbine spacing and rotor designs, wind farm efficiency can be increased and negative impacts minimized.

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.

Caltech researchers interpret asymmetry in early universe

A team of Caltech researchers proposes a mathematical model explaining an anomaly in the universe's radiation and matter distribution. The model predicts more cold than hot spots in the Cosmic Microwave Background radiation, which could offer insights into what happened during inflation and potentially even what came before the Big Bang.

Old and young brains rely on different systems to remember emotional content

A study by Duke University Medical Center found that older adults use their brains differently when it comes to storing memories associated with negative emotions. Older adults have less connectivity between emotion-generating and memory regions, but stronger connections with the frontal cortex, which controls lower-order brain functions.

Indiana University researchers revisit male bisexuality

A recent study revisits the seven-point Heterosexual-Homosexual Rating Scale and its implications for understanding male bisexuality. The researchers argue that current studies often neglect culture's role in shaping sexual behavior, instead relying on a medical model. For future research, they suggest moving away from this lens, impro...

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

GPs 'could do more' to help obese avoid surgery

Researchers say that GPs could do more to help obese individuals avoid surgery by implementing early stage weight management programs and using anti-obesity drugs. Patients face a post-code lottery when seeking access to specialist care, highlighting the need for improved obesity management strategies.

New study 'pardons' the misunderstood egg

A recent study published in the journal Risk Analysis found that eating one egg per day has a negligible impact on coronary heart disease (CHD) risk in healthy adults. The study suggests that lifestyle factors such as poor diet, smoking, and physical inactivity contribute significantly to CHD risk.

Researchers identify new anti-tumor gene

A team of researchers from VCU identified a new anti-tumor gene called SARI, which can inhibit the growth and survival of tumor cells by interfering with cancer cell molecules. The discovery highlights a previously unrecognized molecular pathway underlying the anti-tumor action of interferon.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Molecular therapy for spinal muscular atrophy closer to clinical use

Researchers have developed a trans-splicing system that uses RNA to inactivate genes and improve efficiency in correcting RNA sequences. This approach enhances the likelihood of successful treatment outcomes for spinal muscular atrophy, a neurodegenerative disorder that affects 1 in 6,000 live births.

'Don't drink and ride': Improving subway safety

Researchers at Columbia University's Mailman School of Public Health found that subway-related fatalities are largely unintentional, with 47.2% due to accidents, and often linked to alcohol intoxication. Structural improvements and public safety messages can reduce the risk of such fatalities.

Low-income men diagnosed more often with advanced prostate cancer

A recent study published in The Journal of Urology found that low-income men are diagnosed with more advanced prostate cancer due to inadequate access to screening services. This disparity is significant, as the study reveals that 19% of these men were diagnosed with metastatic cancer, compared to 4% in the general population.

Smoking associated with increased risk for colorectal cancer and death

A recent meta-analysis published in JAMA found that smoking is significantly associated with an increased risk for colorectal cancer (CRC) and death. The study analyzed data from nearly 40,000 new cases of CRC, indicating a 25% higher risk of CRC death among smokers compared to non-smokers.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

$15 million grant awarded to reduce cancer disparities

The Comprehensive SDSU-UC San Diego Cancer Center Partnership aims to explain and eliminate cancer disparities in the San Diego region. The partnership will support research, education, and community outreach programs focused on minority populations.

Quiet bison sire more calves than louder rivals

Researchers found that quiet bison bulls sire more calves than their louder counterparts, challenging conventional wisdom on animal vocalizations. By monitoring 325 wild bison over two summers, the team discovered a correlation between lower volume and increased reproductive success.

New satellite data reveal impact of Olympic pollution controls

Satellite data from NASA's Aura and Terra satellites shows a nearly 50% decline in nitrogen dioxide levels and a 20% drop in carbon monoxide levels during the 2008 Olympic pollution controls. The results demonstrate the effectiveness of air quality restrictions, but also highlight challenges in detecting sulfur dioxide due to its longe...

Real-time gene monitoring developed

Researchers from USC and Cambridge have developed a method to track the activity of specific genes in real-time using a specially modified camera and computer vision techniques. This breakthrough has potential applications in various fields, including military, retail, and entertainment.

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.

Liver study could aid recovery of overdose patients

Scientists at the University of Edinburgh have discovered a link between cyclophilin A levels and liver damage following a paracetamol overdose. They hope to develop a treatment to block this protein's harmful actions, enabling early identification of high-risk patients.

Alaska scientists present research at AGU fall meeting

Researchers from University of Alaska Fairbanks present research on planetary landscapes using computer models and satellite images. The team also explores new tools to support countries' claims to resources and collaborates with Google on K-12 outreach and education initiatives.

Life Sciences Discovery awards health research program grants

The Life Sciences Discovery Fund has awarded over $18 million in grants to four Washington State-based research organizations. These initiatives focus on advancing vaccine development, improving cardiac resuscitation technology, and delivering mental health and substance abuse services in rural communities. The awardees include Lawrenc...

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Unpasteurized milk poses health risks without benefits

Raw milk consumption has been linked to an average of 5.2 outbreaks per year in the US between 1993 and 2006, with pathogens such as Salmonella and E. coli being common culprits. Pasteurization remains the best way to reduce the risk of contamination, with no scientific evidence supporting the claims of raw milk advocates.

Some climate impacts happening faster than anticipated

New report reveals rapid changes at Greenland and West Antarctic ice sheets, exceeding previous projections for sea level rise. Subtropical areas like the American West are likely to become more arid due to global warming, increasing the likelihood of severe droughts.

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.

United States death map revealed

A US death map shows that heat/drought and severe summer weather are leading causes of death, with the South and mountain west particularly vulnerable. The study highlights the importance of emergency management in reducing loss of life from natural hazards.

Meta Quest 3 512GB

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

Reward-stress link points to new targets for treating addiction

Researchers at Vanderbilt University Medical Center have discovered a functional link between the brain's reward and stress signaling circuits. Dopamine, the chief reward signal, works through corticotrophin-releasing factor (CRF) to increase activity in a brain region involved in addiction relapse.

K-State engineers helping develop energy-harvesting radios

Kansas State University engineers are creating an energy-harvesting radio that can transmit data wirelessly, eliminating the need for battery changes. The technology has potential applications in monitoring stress, temperature, and pressure on bridges and other structures.

Voriconazole: A highly potent treatment for fungal infections

The study confirms voriconazole's effectiveness in combating a wide range of fungal infections, including those caused by Candida species. It is also noted that voriconazole exhibits higher potency and spectrum activity compared to itraconazole against yeast species.

Just a little squeeze lets proteins assess DNA

A team of researchers from the University of Arizona has discovered a new method for protein-DNA interaction, where proteins can identify specific sequences on DNA using indirect readout. This breakthrough has implications for the development of designer drugs and could lead to a better understanding of diseases.

Mission operations readiness review for NPOESS preparatory project completed

The NPOESS Preparatory Project (NPP) successfully completed a comprehensive Mission Operations Readiness Review, assessing its operational readiness and progress to launch. The review determined that NPP's overall operations readiness is sound, with strengths and weaknesses identified but no major issues found.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Evolutionary roots of ancient bacteria may open new line of attack on CF

Researchers discovered that phenazine molecules activate the transcription factor SoxR in Pseudomonas aeruginosa, influencing biofilm formation and gene expression. This finding suggests that tampering with phenazine trafficking could make antibiotics more effective against CF patients' infections.