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Science News Archive October 2015


Page 33 of 38

Back to the future: Science fiction turns science fact

Researchers at TU Wien and TriLite Technologies have developed a 3D display technology using micro optics and moving micro mirrors. This innovation enables the creation of 3D images without 3D glasses, marking a significant advancement in the field.

The hand and foot of Homo naledi

The discovery of Homo naledi reveals a unique combination of anatomy in its hand and foot, indicating adaptation for both tree climbing and walking. The hand shows powerful grasping abilities and use of stone tools, while the foot shares features with modern humans but has more curved toe bones.

Apple iPhone 17 Pro

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

Bowel screening kit with extras could help save more lives

A study by Cancer Research UK found that adding extras like gloves and 'poo catchers' to the bowel cancer screening kit can increase participation rates. The London study saw a rise in uptake from around 43% to 54% among 60-74 year olds, with nearly 26,000 extra people taking up screening in London alone.

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.

Ancient rocks record first evidence for photosynthesis that made oxygen

Scientists have discovered unmistakable signs of oxygen in ancient iron-bearing rocks from the ocean floor, dating back 3.23 billion years. The findings suggest that cyanobacteria, primitive photosynthetic organisms, were responsible for liberating oxygen, marking a significant milestone in Earth's history.

Sugar governs how antibodies work in the immune system

A team of researchers found that sialic acid reduces antibody-induced cell killing, offering potential treatment for autoimmune diseases. Antibodies with this sugar structure are detectable more frequently in healthy individuals than those with autoimmune diseases.

Project aims to help brain fix itself

Rice University researchers are combining experiments and computational analysis to learn how the brain organizes itself after injury. They aim to direct the growth of new neurons to treat stroke and neurodegenerative diseases.

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.

How the brain's wiring leads to cognitive control

Research reveals fundamental rules governing brain regions' ability to exert control over thoughts and actions, using structural imaging techniques and network science. The frontal cortex's role in cognitive control is mechanistically explained, shedding light on its dynamic control of trillions of individual neurons.

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.

New test predicts teens' future risk of heart disease

Researchers develop diagnostic test to assess adolescents' risk of cardiovascular disease based on metabolic syndrome severity score, which considers factors like blood pressure and cholesterol levels. The test has the potential to encourage healthy behaviors in teenagers to prevent future heart disease.

Protein reactions identified with subatomic resolution

Scientists have gained insights into the dynamic behavior of two switch proteins using subatomic resolution. The study reveals that an amino acid in one protein prevents a water molecule from dissociating the phosphate group from GTP, leading to slower switch-off.

Embrace the chaos: Predictable ecosystems may be more fragile

A new study suggests that managing resources to minimize variability can lead to unintended consequences, such as fish stocks collapsing and grasslands being replaced by shrubs. By allowing for some degree of natural variability, adaptive management approaches can help sustain ecosystems over time.

Studies suggest new ways to inhibit oncogenes, enhance tumor-suppressor activity

Researchers at Ohio State University suggest new ways to treat cancer by inhibiting overactive cancer-promoting genes and enhancing sluggish tumor-suppressor genes. The findings, published in Nature Communications and Nature Genetics, provide insights into the role of glucocorticoid receptors and epigenetic marks in cancer development.

Fluke 87V Industrial Digital Multimeter

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

UC Davis researchers receive grant to study K-12 student readiness

Researchers at UC Davis will investigate how the state's 'Smarter Balanced' assessments identify students as ready for college and careers, and examine early signals of college readiness on high school coursework and outcomes. The project aims to improve alignment between K-12 and higher education.

Electron tomography with 3,487 images in 3.5 seconds

Researchers have developed a high-speed electron tomography technique that sets new standards for 3D imaging of the nanoworld. The method enables visualization of dynamic processes and structures with sub-nanometre precision, opening up new horizons in life sciences and soft matter research.

Flipping molecular attachments amps up activity of CO2 catalyst

Researchers found that flipping the molecular attachments on an iridium hydride catalyst improves its ability to transform CO2 into formate and carbon monoxide, two precursors for methanol production. The study offers insights into designing more effective catalysts for a carbon-neutral society.

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.

Africa faces rising rates of traumatic brain injury

African countries face a significant burden of traumatic brain injury, with the majority resulting from motor vehicle accidents. Developing accurate surveillance systems and public health measures is crucial to reducing the risk and impact of TBI.

Study finds high HPV prevalence in subset of Peruvian men

A UC Riverside-led study found a high prevalence of HPV infection among Peruvian men who have sex with men (MSM), highlighting the need for targeted HPV vaccine delivery. The study suggests that HPV vaccine can be a useful tool in preventing chronic infection and related cancers among sexually experienced individuals.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Why hasn't he/she replied yet?

A new study from USC Viterbi School of Engineering identifies key factors that influence email response times. The study found that younger people respond faster, but write shorter replies, while older individuals take longer to respond. Additionally, the researchers discovered that platform usage and timing also impact response time.

Developing a nanoscale 'clutch'

Researchers have created a model microscopic system to demonstrate torque transmission at the nanoscale, overcoming thermal fluctuations and energy dissipation. The device uses colloidal particles to transfer rotational motion, revealing new transmission phenomena not seen in macroscopic machines.

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.

Green walls: A red card for office worker health?

A new study by University of York academics reveals that green walls can lead to higher levels of ultrafine particles (UFPs) indoors due to the oxidation of outdoor plant species. This could have significant implications for indoor air quality, particularly in offices with high temperatures and pollution.

Molecular nanoribbons as electronic highways

Researchers at Umeå University and UC Berkeley have developed a method to synthesise novel molecular nanoribbons that resemble graphene but in molecular form. The nanoribbons exhibit ideal properties as electronic highways for organic solar cells, with dimensions smaller than 10-15 nanometres.

Meta Quest 3 512GB

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

NSF PIRE grant to translate science of language learning to education

A $5 million NSF PIRE grant is awarded to Penn State's Center for Language Science to translate the science of language learning into education. The project aims to harness recent discoveries on bilingualism benefits to inform educational practice and policy, bringing science to classrooms globally.

Crucial hurdle overcome in quantum computing

Researchers at the University of New South Wales have successfully built a silicon quantum computer, overcoming a crucial hurdle. The achievement enables the creation of a logic gate using two qubits, paving the way for a full-scale processor chip.

Scientists use holography to peer into clouds

Researchers used holographic imaging to analyze cloud mixing behavior, revealing clear boundaries between wet and dry air. The findings challenge current computer models and may enhance weather predictions by providing more accurate insights into cloud interactions.

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.

Ethnic, racial & socioeconomic disparities in retinoblastoma in children

Disparities in retinoblastoma outcomes exist among children of different ethnicities and socioeconomic statuses, with Hispanic children having a higher percentage of extraocular disease and being more likely to undergo enucleation. Low socioeconomic status is associated with greater risks for advanced disease and poorer ocular outcomes.

New TSRI metabolomic platform reveals fundamental flaw in common lab technology

A new study reveals that gas chromatography mass spectrometry (GC-MS) fundamentally alters the samples it analyzes due to heat, affecting thousands of laboratories worldwide. The researchers used a data analysis platform to observe small molecules transforming and disappearing during an experiment meant to mimic the GC-MS process.

New kind of plant movement discovered in a carnivorous pitcher plant

Researchers at University of Bristol have discovered a new type of plant movement that uses falling raindrops to drive its trapping mechanism, outperforming the Venus flytrap. The pitcher plant's lid pivots up and down like a springboard, flinging ants into the trap with peak velocities similar to a jumping locust.

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.

Pinpointing gene that regulates repair and regeneration in adult lungs

The sonic hedgehog gene plays a crucial role in maintaining the normal physiological state and repair process of an adult healthy lung. In contrast to previous reports, hedgehog signaling decreases after lung injury, which correlates with the loss of cells that normally express the sonic hedgehog gene.

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.

What's in store 5 decades following childhood-onset epilepsy?

A 45-year study of 179 individuals with childhood-onset epilepsy found that patients attain excellent seizure outcomes, but often exhibit abnormal neurologic signs. These signs may be a risk factor for future stroke and cognitive impairment, highlighting the need for ongoing monitoring and care.

Sharing of genetic data empowers discovery of new disorders in children

A new study has identified four previously uncharacterized genetic disorders in children, using a computational approach to analyze DNA samples from over 4,000 families across the UK and Republic of Ireland. The researchers compared these samples with data from millions of people who have agreed to share their genetic information.

New centers help health workers fight deadly infections

The University of Illinois at Chicago has been chosen as one of six research centers in the US to combat emerging infectious diseases. Researchers will study how healthcare workers can care for patients without putting themselves at risk, addressing concerns about Ebola and other diseases.

Cryptic invasions by ecological engineers conceal profound changes in nature

A new study found that introduced salt marsh plants, like Spartina alterniflora, have caused significant shifts in ecosystem productivity and biodiversity over the past 200 years. These changes were likely hidden from scientists due to the 'ecological mirage' phenomenon, where our perception of nature can be illusory.

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.

History shows more big wildfires likely as climate warms

A new study suggests that large fires will continue to increase as a result of climate warming, citing evidence from charcoal deposits in lakes near Mount Zirkel Wilderness in northern Colorado. The research found that even modest regional warming trends can cause exceptionally large areas to be burned by wildfires.

Turning T cell immunology on its head

Researchers at Monash University discovered that regulatory T cells can function even when their receptors bind to MHC in a completely different orientation, challenging established views on the immune system. This finding opens up new avenues for investigating and potentially treating autoimmune diseases like type 1 diabetes.

Paper: Civic participation can bridge social-class segregation

A new study by Richard Benton suggests that participating in voluntary civic organizations strengthens ties to high-status individuals and improves social capital. This is particularly true for shared social spaces like workplaces, schools, and neighborhoods, which are often segregated by social class traits.

Stress in adolescence prepares rats for future challenges

Rats exposed to frequent stress during adolescence showed improved problem-solving skills and foraging efficiency under high-threat conditions in adulthood. This study provides insights into how humans respond to adolescent stress and may inform research on human maltreatment and adverse environments.

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.