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Science News Archive 2017


Page 70 of 461

What do piranhas and goldfish have in common?

A recent study published in Systematic Biology reveals that piranhas and goldfish are more closely related to catfishes than previously thought. The researchers used ultraconserved elements to reconstruct a Tree of Life for Ostariophysi fishes, revealing surprising relationships among the Characiformes order.

Study shows need for adaptive powered knee prosthesis to assist amputees

Researchers at NC State University found that amputees using powered knee prostheses faced difficulties when carrying loads, but load-adaptive settings reduced exertion and improved performance. The study highlights the need for more real-world testing in prosthetics research to expand device utility.

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.

Zooming in on protein teamwork

Researchers at Goethe University Frankfurt have developed a new super-resolution optical microscopy technique that makes dimerization of membrane receptors visible. The study reveals ligand-specific receptor dimerization and improves our understanding of the decision between cell life or death.

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.

Getting the world to listen

Researchers can increase their work's impact by using visual storytelling and developing a media product following a Four Phase Media Development Model. This model involves four steps: scoping, development, release, and review to ensure success.

In pursuit of a universal flu vaccine

A study suggests that targeting the 'stalk' of the hemagglutinin protein, which remains relatively constant across flu strains, could provide broad protection against seasonal and pandemic strains. However, the results also show that the stalk can mutate in response to immune pressure.

UC researchers examine racial and gender disparities in dialysis patients

UC researchers analyzed data from the USRDS to find that elderly patients with poor functional status have a 48% higher risk of one-year mortality. Additionally, blacks, Hispanics, and Asians are less likely to die within one year of initiating dialysis than whites, while females are also at lower risk.

Return of the comet: 96P spotted by ESA, NASA satellites

The ESA and NASA's SOHO mission recently observed comet 96P in two separate sessions, offering valuable insights into its composition and interactions with the solar wind. By combining polarization measurements from both missions, scientists can gain a better understanding of the comet's tail particles.

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.

Chemists have created compounds that can treat glaucoma

Researchers from RUDN University designed new compounds that selectively inhibit human carbonic anhydrase, reducing intraocular pressure and potentially treating glaucoma. The study's findings suggest a promising approach for developing new antiglaucoma drugs by modifying the compound's molecular periphery.

Rise of populism affects wildlife management in US

A cultural backlash from US populism limits opportunities for state fish and wildlife agencies to adapt to changing social values. Traditionalist values are associated with lower trust in wildlife agencies, while mutualist values support restrictions on humans.

Livestock-associated MRSA found among MRSA from humans

The ECDC survey found a significant increase in Livestock-associated MRSA detections in humans across the EU/EEA since 2007. LA-MRSA poses a zoonotic risk, particularly for those working with livestock, and its spread is of concern due to lack of systematic surveillance.

Electron microscopy uncovers unexpected connections in fruit fly brain

Researchers have discovered new neural connections in a critical brain region of the fruit fly, challenging existing maps and highlighting the need for detailed brain mapping. High-resolution electron microscopy has revealed these unexpected synapses, which may be crucial for learning and memory.

Apple iPhone 17 Pro

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

Job numbers reflect rising inclusion of Americans with disabilities

The National Trends in Disability Employment - Monthly Update shows a 9.3% increase in employment-to-population ratio for working-age people with disabilities, outpacing those without disabilities. Effective practices and processes for inclusion of people with disabilities in the workplace are identified as key factors.

Nighttime blood pressure may predict risk of kidney failure in children

A recent study found that children with high blood pressure at night experienced a faster time to kidney failure than those with normal blood pressure. The study also showed that patients with high blood pressure during both day and night had an even more rapid decline, highlighting the importance of nighttime blood pressure control in...

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.

ALMA discovers cold dust around nearest star

The ALMA discovery reveals two dust belts surrounding Proxima Centauri, one extending four hundred million kilometres from the star and another even farther out. These findings suggest a complex planetary system with multiple planets and potentially offer insights into the formation of the Earth.

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.

Study refutes using anti-malaria drug to treat diabetes

A recent study from UC Davis researchers refutes the use of an anti-malaria drug to create new insulin-producing cells for Type 1 diabetes treatment. The findings highlight the crucial need for reproducibility in scientific research, contradicting a previous report that sparked excitement in the field.

Vitamin D may be key for pregnant women with polycystic ovary syndrome

A new study led by researchers at the University of Pennsylvania School of Medicine found that vitamin D deficiency may be a key factor for pregnant women with polycystic ovary syndrome (PCOS) getting pregnant. The research revealed that women with PCOS who were vitamin D deficient had a 40% lower chance of achieving a pregnancy compar...

Crystals in a pink X-ray beam

A new experimental setup allows for serial crystallography using broad-spectrum X-rays at synchrotron sources, enabling the study of proteins with smaller samples and shorter exposure times. This method reduces unwanted scattered radiation, making it possible to determine protein structures with high precision.

Probability calculations -- even babies can master it

Researchers found that babies prefer to look at the likely option when it is easier to distinguish, but not when the difference is smaller. Six-month-old babies can also estimate which color makes up the majority of balls and choose accordingly.

Fluke 87V Industrial Digital Multimeter

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

Synthetic material acts like an insect cloaking device

Researchers have developed a synthetic material that can absorb light from all directions, making it suitable for antireflective coatings. This material is similar to the brochosomes used by leaf hopper insects to blend in with their backgrounds, allowing them to hide from predators.

Agricultural productivity drove Euro-American settlement of Utah

Researchers applied an ecological model to explain historical settlement patterns in Utah, finding that agricultural suitability drove colonization. The study's results illustrate why populations are distributed across the state and provide insights into the impact of early settlers' decisions on modern-day Utah.

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.

Shedding light on the mystery of matter accretion in young stars

An international team of researchers has made a groundbreaking discovery about matter accretion in young stars, allowing for more accurate calculations of the accretion rate. This finding is crucial for understanding the life cycle of stars and their growth under gravity's influence.

New link found between gut bacteria and age-related conditions

A new study finds that gut bacteria from old mice induce age-related chronic inflammation in young mice, suggesting a potential strategy for healthy ageing. The research highlights the importance of maintaining a balanced gut microbiota to prevent inflammaging and related diseases.

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.

Synaptic disorder

Scientists discover dysfunctional autophagy plays a central role in motor neuron diseases, characterized by muscle atrophy and loss. The PLEKHG5 gene controls the degradation of synaptic vesicles, and its dysfunction leads to aggregation and motor neuron disorder progression.

Electrostatic force takes charge in bioinspired polymers

The study introduces a method for controlling polymer structure and function by utilizing electrostatic charge, allowing for the creation of smart materials with diverse applications. By tuning the sequence of charges along polymer chains, researchers can engineer desired properties and expand the diversity of polymers used.

Removing digital devices from the bedroom can improve sleep for children, teens

Penn State researchers recommend removing electronic devices from bedrooms, establishing bedtime routines, and avoiding bright lights to improve sleep in children and adolescents. The study suggests screen-based media consumption leads to delayed bedtimes, reduced total sleep duration, and negative effects on sleep quality.

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.

Risk of oversharing in conversation increases with age, study says

As people age, their ability to filter distracting information and consider others' perspectives declines, increasing the risk of oversharing. Researchers from the University of Edinburgh and Northwestern University found that older adults are more likely to reveal irrelevant details in conversation.

Resisting alien invasions

Researchers found that competition and herbivory provide resilience against invasive species in certain marine protected areas. The study suggests that healthy kelp forests, with high levels of native algae, outcompete invasive species like Sargassum horneri.

Navigating the genome to cure deafness

A Tel Aviv University study identifies the first group of long non-coding RNAs in the auditory system, which may help devise strategies for curing deafness. The researchers found that these RNA molecules play a crucial role in regulating genes involved in deafness.

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.

Mini cancer tumors grown in first-of-kind pioneering research

Scientists at the University of Birmingham are pioneering a new approach to bowel cancer treatment using mini tumor models. The study, funded by Cancer Research UK, aims to identify new treatments and improve existing ones for this common yet deadly disease.

Australian tourism policies fail to address climate change

A recent study by QUT-led researchers found that only 21% of Australia's tourism strategies mention climate change, with most simply acknowledging it as an issue. The study suggests that the industry has significant room to improve and step up action on addressing climate change.

Retired professional footballers at higher risk of knee osteoarthritis

A large study reveals retired professional footballers are two to three times more likely to suffer from knee pain and osteoarthritis than the general population. The research found that repetitive microtrauma from playing football is a major cause of increased risk, particularly in younger age groups.

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.

Patients report worse care experience in GP practices owned by limited companies

Research published in the Journal of the Royal Society of Medicine found that patients registered to general practices owned by limited companies reported worse experience of their care compared to those registered with independently owned practices. The study analyzed data from over 7,900 general practices in England and found signifi...

Scientists decipher mechanisms underlying the biology of aging

Researchers deciphered molecular processes influencing aging by studying chromatin silencing in yeast, discovering a balance between open and closed states to maintain cell function and longevity. Continuous or complete loss of this balance accelerates aging.

Psoriasis (PsO) patients at higher risk for serious liver disease

Patients with psoriasis are at a higher risk of developing serious liver disease compared to those with rheumatoid arthritis, according to a large population-based study. The study found that systemic inflammation plays a significant role in the development of liver disease in these patients.

Animals' mitochondria defenses discovered in plants

Scientists have identified a plant-specific unfolded protein response (UPRmt) that protects mitochondrial proteins from damage, similar to the UPRmt found in animals. This discovery highlights the conserved nature of mitonuclear stress signaling pathways across species.

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.

Study: Most US adults say today's children have worse health prospects

A new study by Michigan Medicine found that less than 1 in 5 adults believe kids are physically healthier today compared to when they were growing up. Mental health issues are also a dominant factor in children's well-being, with only 15% of respondents believing the chances for good mental health have improved.