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Science News Archive 2013


Page 54 of 352

NASA investigates Typhoon Haiyan's intense rainfall

Typhoon Haiyan is intensifying quickly as it moves through the Philippine Sea, with rainfall rates reaching up to 50-60 mm/hour near the center. NASA's TRMM satellite provided data on the storm's northeastern quadrant, revealing some thunderstorms reached heights of over 10 km.

Apple iPhone 17 Pro

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

Study examines effect of sleep deficiency and possible surgical complications

Researchers found no association between surgeon sleep deprivation and increased risk of complications, conversions to open operations, iatrogenic injuries, or patient death. The study suggests that surgeons can perform elective operations without compromising patient safety, even after operating the night before.

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.

New ligament discovered in the human knee

Researchers at KU Leuven discover a previously unknown ligament in the human knee called the anterolateral ligament (ALL), present in 97% of human knees. The ALL ligament is implicated in pivot shift episodes, a common issue for patients with ACL tears.

Why can Buyang Huanwu Decoction be used to treat stroke?

A traditional Chinese medicine, Buyang Huanwu Decoction, has been shown to improve neurological function in patients with stroke. The decoction increases the number of cells positive for markers of neuronal differentiation and synaptic plasticity in ischemic rat cerebral regions.

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.

Muggings more than double in London after dark

A new study reveals a 160% increase in street robberies in London at night compared to daytime. Researchers found that darkness significantly associated with an increase in street robberies, particularly in areas with limited street lighting.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Global map provides new insights into land use

Researchers have created a new world map of land use systems, identifying 12 global archetypes that reveal the complexity of land use. The study provides new insights into the environmental impact of land use and suggests opportunities for improving agricultural yields without harming the environment.

Understanding what makes a thin film solar cell efficient

Scientists at Empa have developed a new manufacturing technique for high-efficiency CIGS solar cells, achieving a record-breaking energy conversion rate of 20.4%. This improvement enables CIGS cells to compete with polycrystalline silicon cells, marking a significant advancement in the field.

Bringing out the best in X-ray crystallography data

Researchers have developed a new method to refine low-resolution X-ray crystallography data for biomolecules, combining PHENIX and Rosetta software. The new approach can aggressively optimize models to fit the data while presenting realistic geometry.

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.

AGA publishes tool to help GIs manage HCV patients

The AGA Clinical Decision Tool for the Screening and Evaluation of Hepatitis C will aid gastroenterologists in managing HCV-positive patients. The tool provides an evidence-based approach to initial evaluation of HCV-positive patients, helping to address the growing burden of chronic HCV infection.

Scientists use light to uncover the cause of sickle cell disease

Researchers used light-scattering techniques to study the detailed thermodynamics of hemoglobin fibers in sickle cell disease. They found that hemoglobin molecules associate more easily in high temperatures and concentrated solutions, leading to stronger bonds between fibers.

Kids who sleep more, may eat less, new study finds

A new study published in Pediatrics found that children who slept more for a week consumed an average of 134 fewer calories per day and weighed half a pound less compared to those who slept less. The study suggests that enhancing school-age children's sleep at night could have important implications for preventing and treating obesity.

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.

Eating disorders more common in males than realized

A study published in JAMA Pediatrics found that 17.9% of adolescent boys in the US are extremely concerned about their weight and physique, leading to increased risk of drug use and binge drinking. Boys focused on muscularity were more likely to engage in unhealthy behaviors.

Transgender controversies can lead to 'gender panic,' study finds

A study examines how mainstream news coverage of transgender-related news and policy issues reflects entrenched views about gender, particularly the notion that women are weak and vulnerable. The authors found that perceived threats to women's spaces spur panic, but that clear policies can calm down such reactions.

Earlier onset of puberty in girls linked to obesity

A new study found that obesity is the largest predictor of earlier onset puberty in girls, with white girls experiencing breast development at a median age of 9.7 years. The study suggests that greater obesity may be the cause of this phenomenon, highlighting potential psychosocial and biologic outcomes for affected girls.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Researchers gain new insights into brain neuronal networks

A paper proposes a novel understanding of brain architecture using a network representation of connections within the primate cortex. The researchers describe the cortex as a network of connections with a bow tie structure, characterized by a dense core connecting to feed-forward and feedback pathways. This arrangement is found in self...

Celestron NexStar 8SE Computerized Telescope

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

Dolphin genetic study provides revelations

A recent study published in the Journal of Heredity has identified two distinct populations of bottlenose dolphins living in the Indian River Lagoon, separated by a north-south geographic area. The research also found genetic differences between these populations and those living in other areas, highlighting the importance of habitat a...

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.

Teens in child welfare system show higher drug abuse rate

A study found that teenagers in the child welfare system have a higher risk of abusing marijuana, inhalants, and other drugs compared to their counterparts outside the system. Parental involvement is a key factor in reducing this risk, with youth who feel supported by parents being less likely to engage in high-risk behaviors.

Researchers warn of the 'myths' of global medical tourism

A team of researchers challenges widely-held assumptions about the growth of medical tourism, citing a lack of credible data and regional factors. They argue that historical flows between countries, cultural relations, and geo-political factors drive medical tourism, rather than global market opportunities.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

No major complications in most teens undergoing weight-loss bariatric surgery

Severely obese teenagers who underwent weight-loss surgery experienced minimal complications, with no major complications or deaths reported during the initial hospitalization period. The study included 242 teens and found that only 8% experienced reoperation and 15% had minor complications like readmission for dehydration.

The Franklin Institute honors 2 Carnegie Mellon professors

Edmund Clarke receives Bower Prize for his work on Model Checking, while Mark Kryder is awarded Benjamin Franklin Medal for Perpendicular Magnetic Recording. Both professors have made significant contributions to the field of information technology.

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.

Is it safe to drive with my arm in a cast?

Patients should never drive if taking narcotic pain medication, as it impairs cognitive judgment and reaction time. Additionally, using one arm can significantly limit safe driving abilities due to impaired coordination and control of the vehicle.

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.

Scientists study 'fishy' behavior to solve an animal locomotion mystery

A research team led by Johns Hopkins engineers discovered that animals use opposing forces in their movements to increase both stability and maneuverability. This biomimetic approach is found in fish, hummingbirds, and bees, and could simplify designs for small robots that fly, swim, or move on mechanical legs.

Brain aging is conclusively linked to genes

Researchers have identified genes associated with brain aging, revealing a heritable basis for neurocognitive deterioration and decreased white matter integrity. The study used large pedigrees of Mexican Americans to disentangle genetic from non-genetic influences on aging.

$100 million gift launches Sanford Stem Cell Clinical Center

The center will integrate operations at four locations, including the UC San Diego Jacobs Medical Center and the Sanford Consortium for Regenerative Medicine. It aims to translate discoveries into therapies that can improve and save lives, with a focus on treating cancer, Lou Gehrig's disease, and spinal cord injury.

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.

Learning and memory: How neurons activate PP1

Researchers reveal how neurons regulate PP1 protein through neurotransmitter NMDA, allowing PP1 to promote synaptic remodeling. A regulatory protein called inhibitor-2 also helps promote PP1 activity in neurons.

Leicester scientists map structure of key complex in the immune system

Researchers have mapped the structure of complement component C1, a protein responsible for spotting foreign agents and triggering the immune response. The study reveals how the complex is assembled from its constituent proteins, shedding light on the immune system's prevention of disease and potential therapeutic applications.

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.