Bluesky Facebook Reddit Email

Science News Archive 2015


Page 91 of 402

Toward clearer, cheaper imaging of ultrafast phenomena

A new technique can help record better images of ultrafast phenomena by compressing narrow electron pulses to a billionth of a billionth of a second. This allows scientists to observe real-time molecular interactions and material structure changes in chemical reactions.

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.

Gene therapy staves off blindness from retinitis pigmentosa in canine model

A study funded by the NIH has shown that gene therapy can preserve vision in dogs with late-stage retinitis pigmentosa. The treatment halted disease-associated cell death and preserved photoreceptor structure, improving visual performance under dim light conditions. Further research is needed to assess its safety and potential toxicity...

Possible new treatment for neurodegenerative diseases found

Researchers at University of Liverpool discover that ethosuximide can protect against progressive nerve damage and loss in Parkinson's, Alzheimer's and Huntington's diseases. The study suggests the potential for repurposing ethosuximide as a treatment for multiple neurodegenerative diseases.

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.

Kessler study underscores need to assess behavioral sequelae of TBI

Researchers found that adding the Frontal Systems Behavior Scale to neuropsychological assessment provides valuable information about the behavioral consequences of TBI. The study suggests that addressing cognitive and behavioral symptoms after brain injury is crucial for improving outcomes, but more comprehensive assessments are needed.

Spring to come 3 weeks earlier to the United States

Scientists project a median 3-week shift in spring plant growth onset due to global warming, with significant impacts on animal migration and ecosystems. The study's findings have long-term implications for the growing season of plants and their relationships with animals.

Do hearts fail because they're hooked on blood sugar?

A team of researchers at the University of Virginia Health System is exploring the link between glucose metabolism and heart function. They aim to identify a therapeutic window where intervention can prevent cardiac dysfunction and subsequent heart failure.

Celestron NexStar 8SE Computerized Telescope

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

New Oregon approach for 'nanohoops' could energize future devices

Researchers at the University of Oregon have developed a new method to create nanohoops, tiny organic circular structures that can efficiently absorb and distribute energy. These nanostructures show promise in solar cells, organic light-emitting diodes, and medical diagnostics.

Yan Dong receives Jacob P. Waletzky Award

Dr. Yan Dong receives the $25,000 award for his contributions to understanding how drugs of abuse alter brain communication and mediate relapse behavior. He has identified key brain regions and mechanisms involved in motivation and reward.

Society for Neuroscience announces achievement awards

The Society for Neuroscience has announced winners of its achievement awards, recognizing individuals who have promoted women's advancement in neuroscience and demonstrated excellence in mentoring and research. The award recipients include Julio Ramirez, Allison J. Doupe, Debra Bangasser, Mingshan Xue, Janice Naegele, and Paul Greengard.

Children born in the summer more likely to be healthy adults

Research published in Heliyon found that women born in summer months were more likely to be healthy adults, with slightly higher birth weights and later onset of puberty. This effect is thought to be linked to increased vitamin D exposure during pregnancy, which can influence childhood growth and development.

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.

Dielectric film has refractive index close to air

A new dielectric film has been developed with a refractive index as low as 1.025, allowing for improved optical properties in photonic devices. The film's mechanical stability is also enhanced, making it suitable for incorporation into electronic devices.

Natural metabolite might reset aging biological clocks

Researchers found that polyamines, which decline with age, regulate the functioning of circadian clocks. Administering polyamine supplements restored clock function in older mice, suggesting potential clinical applications.

Ed Boyden and Nachum Ulanovsky receive Young Investigator Award

Ed Boyden and Nachum Ulanovsky are recognized for their groundbreaking work in neuroscience, including pioneering discoveries in optogenetics and neural activity recording. Their research is advancing our understanding of brain function and has the potential to lead to new treatments for neurological disorders.

Apple iPhone 17 Pro

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

Advanced care, increased risk

A study of Medicare patients found that those transported by basic life support ambulances had better survival rates than those transported by advanced life support ambulances. This is despite ALS ambulances being dispatched preferentially for life-threatening conditions.

New optoelectronic probe enables communication with neural microcircuits

Brown University researchers have created a new optoelectronic device that can stimulate multiple neuronal targets optically and record the effects in millisecond precision. This breakthrough allows scientists to control brain cell activity using specific spatial patterns of light pulses, enabling the study of neural circuits and netwo...

Babies need free tongue movement to decipher speech sounds

Researchers with the University of British Columbia found that inhibiting infants' tongue movements impedes their ability to distinguish between speech sounds. The study suggests that babies' oral-motor movements play a crucial role in speech perception development.

Meta Quest 3 512GB

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

Workplace mentors benefit female employees more than men

A new study by UC Berkeley's Haas School of Business found that female employees gained more social capital from affiliation with high-status mentors than their male counterparts. This increased visibility and legitimacy made women more attractive network partners for their colleagues, leading to broader professional networks.

New tool: How to get meaningful information out of big data

Researchers at the University of Southern Denmark have developed a new tool called ClustEval to facilitate efficient and unbiased data analysis. By comparing the performance of various clustering methods, researchers can identify the most suitable tool for their specific needs.

Scientists track speed of powerful internal waves

Scientists have developed a new technique to measure the speed of internal waves below the ocean surface using a single satellite image. This allows for more accurate information to be obtained from satellites, enabling researchers to track ocean currents and objects moving on or below the surface.

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.

University of Hawai'i Cancer Center awarded $5.5 million grant

The University of Hawai'i Cancer Center has been awarded a five-year $5.5 million grant to support research on cervical cancer, oral cancer, and other cancers affecting Pacific Islanders in the region. The partnership aims to reduce the disproportionate cancer burden in Pacific Island populations.

NIH grants $3.7 million to develop new system for understanding the 3-D genome

A new system is being developed to understand the three-dimensional structure of the human genome, which is intricately looped and packed into microscopic nuclei. The Nucleome Positioning System (NPS) will deliver complex interaction network maps that can provide insight into gene expression in normal development and disease.

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.

Billions of juvenile fish under the Arctic sea ice

A large-scale study has revealed that only juvenile fish are found under the Arctic sea ice, a habitat feared to disappear due to climate change. The researchers caught over nine billion polar cod using a new net, providing insights into their lifecycle and origin.

Trends in travel over 5 decades: We're traveling farther but not more often

Total travel trips and time spent on journeys have remained stable since 1965, but increased distances traveled have nearly doubled, according to the National Travel Survey. The data suggests that investment in transport and car use have expanded employment and leisure opportunities for women and older people.

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.

Vines add surprising variable to tropical forest carbon storage

A recent study published in Proceedings of the National Academy of Sciences found that woody vines, known as lianas, dramatically reduce tropical forests' ability to store carbon. By crowding out trees and killing them, lianas lead to reduced tree growth and increased tree death, resulting in a 76% decrease in above-ground biomass.

Another reason to drink red wine every day

Patients with well-controlled type 2 diabetes who drank red wine daily for two years showed improved cardiac health and cholesterol management. The study suggests that moderate alcohol intake may have specific benefits for lipid variables, but the authors caution against potential risks.

Supercoiled DNA is far more dynamic than the 'Watson-Crick' double helix

New research reveals the three-dimensional structure of supercoiled DNA, showing it forms multiple shapes, including figure-8s and handcuffs. The study challenges the traditional Watson-Crick double helix structure, suggesting a dynamic nature that helps explain how a meter of DNA can fit in a human cell.

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.

Study examines concussion-like symptom reporting in uninjured athletes

Researchers studied concussion-like symptom reporting in over 30,000 uninjured adolescents, finding a link between symptom reporting and male sex, preexisting psychiatric and neurological conditions. The study suggests that the definition of 'asymptomatic' after concussion can be challenging to determine.

RNA's part in determining the health of stem cells

Researchers discovered 16 RNA-binding proteins whose depletion affects stem cell pluripotency and identified six RBPs making up the critical protein complex called small subunit processome (SSUP). Enhanced translational activity is crucial for ESC maintenance, while precise regulation of translation rates may influence stem cell determ...

Fruit fly pheromone flags great real estate for starting a family

Male fruit flies release a specific pheromone, 9-tricosene, that attracts females to lay eggs near food sources. This discovery sheds light on how flies navigate complex environments using odorants, and its potential application in controlling mosquito-borne diseases like malaria.

Africa's urban waste, a valuable source of electricity

Estimated electricity production from African urban waste could reach 122.2 TWh in 2025, alleviating energy poverty for millions. However, poor waste management limits actual potential to 83.8 TWh, affecting 27 million families.

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.

Lithium safe, effective for children with bipolar disorder

A multicenter study confirms lithium's efficacy and safety for children with bipolar disorder in the short term. The study showed significant improvement in symptoms compared to placebo, without significant weight gain or serious side effects.

Double enzyme hit may explain common cancer drug side effect

Researchers discovered that mice lacking both Pten and Shp2 enzymes are prone to lethal anemia, which can occur even if they lack one of the enzymes alone. This finding suggests that genomic screening before treatment may help prevent anemia in cancer patients.

Allergic asthma: UFZ researchers identify a key molecule

Researchers at Helmholtz Centre for Environmental Research (UFZ) discovered a protein called syndecan-4 that plays a critical role in developing allergic airway inflammation. The study found that syndecan-4 helps immune cells migrate to T-cells, initiating an immune reaction and sensitization to specific allergens.

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.

'Window to the brain' research to ramp up

Researchers are working on a novel transparent skull implant made from yttria-stabilized zirconia, which could provide a 'window' to the brain and enable laser-based treatments of life-threatening disorders. The project aims to enhance material properties, shape the implant for better fitment, and study its response in animal studies.

Study sees powerful winds carving away Antarctic snow

A new study reveals that powerful winds in Antarctica are removing massive amounts of snow, potentially boosting estimates of potential sea-level rise. The research found that scour zones, where winds persistently scrape away at the surface, have lost up to 90% of their snow cover, equivalent to 80 billion tons per year.

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.

Pietro De Camilli receives Julius Axelrod Prize

Pietro De Camilli is awarded the Julius Axelrod Prize for his outstanding achievements in neuropharmacology and commitment to mentoring young scientists. His work has shed light on neurotransmitter release and membrane trafficking, with implications for understanding diseases of the nervous system.

'Beeting' high altitude symptoms with beet juice

A recent study published in Nitric Oxide found that consuming beet juice rich in nitrates can restore reduced blood vessel function at high altitudes. This natural substance helps the body acclimatize to lower oxygen levels by converting nitrate into nitric oxide, which improves blood vessel relaxation.