Add BrightSurf on Google Email

Science News Archive August 2013 - Page 22


Page 22 of 29

A path to better MTV-MOFs

Scientists have developed a method to accurately predict the adsorptive properties of crystalline MTV-MOF systems, enabling the optimization of function and control of spatial disorder. The approach uses solid-state nuclear magnetic resonance (NMR) measurements with molecular-level computational simulations.

SourceDOE/Lawrence Berkeley National Laboratory·JournalScience·DateAug 8, 2013

A complex story behind genes, environment, diabetes and obesity

A study by Professor Lesley Campbell and Dr Arthur Jenkins reveals that rare genetic defects are responsible for most of the problem with obesity and type 2 diabetes. The researchers found that many genes are involved, each contributing a unique genetic story, making it difficult to develop a single anti-obesity drug or treatment.

SourceGarvan Institute of Medical Research·JournalPLOS ONE·DateAug 7, 2013

Trust thy neighbor

A study by Jordan Smith found that residents in growing communities trust information from family members, churches, and local newspapers more than elected officials or national news sources. This shift can lead to conflicts over values and ideologies, complicating long-term environmental and community planning.

SourceSpringer·JournalHuman Ecology·DateAug 7, 2013
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.

New insights into the 1-in-a-million lightning called 'ball lightning'

Researchers have developed a new method to produce artificial ball lightning in the lab, revealing its structure and behavior for the first time. The study provides crucial insights into this mysterious phenomenon, which occurs only once in every million lightning bolts.

SourceAmerican Chemical Society·JournalThe Journal of Physical Chemistry A·DateAug 7, 2013

Is sous vide cooking safe?

Scientists from Norwich BioScience Institute have gathered data to assess the hazards of lower temperature cooking in sous vide, filling a knowledge gap. They propose a way forward to ensure consistent and effective safety assessments, commensurate with any risk to public health.

SourceNorwich BioScience Institutes·DateAug 7, 2013

Why does a high-fat diet induce preeclampsia-like symptoms in pregnant rats?

A high-fat diet fed to pregnant rats for 20 days resulted in preeclampsia-like syndromes and increased expression of metabotropic glutamate receptor 1 in the rat hippocampus. This finding suggests that controlling fat intake may be crucial in preventing pregnancy-induced eclampsia.

SourceNeural Regeneration Research·JournalNeural Regeneration Research·DateAug 7, 2013
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.

Novel and alternative sources for cell replacement treatment of retinopathy

Researchers have successfully induced differentiation of Wharton's jelly mesenchymal stem cells into retinal progenitor cells, offering a promising new treatment option for visual impairment in retinal degenerative diseases. The study demonstrates the potential of these stem cells as seed cells for clinical treatment.

SourceNeural Regeneration Research·JournalNeural Regeneration Research·DateAug 7, 2013

Simple math sheds new light on a long-studied biological process

Researchers applied simple math to a long-studied biological process, finding that catabolite repression is controlled by the difference between glucose and other essential nutrients. This discovery demonstrates the power of quantitative biology in elucidating complex biological processes.

SourceUniversity of California - San Diego·JournalNature·DateAug 7, 2013

Magnetic switching simplified

Researchers have discovered a new effect that enables easier production of spin-polarized currents necessary for magnetic chip switching. This breakthrough could lead to more efficient and robust magnetic Random Access Memories (MRAMs) for information processing.

SourceHelmholtz Association·JournalNature Nanotechnology·DateAug 7, 2013

Cute and armed at the same time

Researchers discovered a 165-million-year-old fossilized skeleton of the ancient mammal Megaconus mammaliaformis in Northeast China. The animal had striking cusps on its teeth for crushing hard plant material and powerful jaws for eating tough plants.

SourceUniversity of Bonn·JournalNature·DateAug 7, 2013
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Family members of children with cancer may also be at risk

A new study from Huntsman Cancer Institute suggests that family members of children with cancer may be at higher risk of developing childhood cancer, depending on their family medical history. The research recommends collecting three generations of family medical history for all newly diagnosed pediatric cancer patients.

SourceUniversity of Utah Health·JournalInternational Journal of Cancer·DateAug 7, 2013

Scientists create tiny bendy power supply for even smaller portable electronics

Researchers developed a powerful micro-supercapacitor, just nanometres thick, that can store more energy and provide more power per unit volume than state-of-the-art supercapacitors. The device has potential applications in miniaturized technologies, including implantable medical devices and RFID tags.

SourceRoyal Society of Chemistry·JournalEnergy & Environmental Science·DateAug 7, 2013

Novel beams made of twisted atoms

Physicists have built a theoretical construct of twisted atom beams, which can have potential applications in quantum communication and atomic processes. These beams were created by solving the non-relativistic Schrödinger equation for atoms driven by a laser field.

SourceSpringer·JournalThe European Physical Journal D·DateAug 7, 2013
Apple iPhone 17 Pro

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

New proto-mammal fossil sheds light on evolution of earliest mammals

The discovery of Megaconus mammaliaformis sheds light on the evolution of modern mammals, revealing a 165-million-year-old proto-mammal with hair and fur. The fossil, found in Inner Mongolia, China, provides evidence that key biological functions related to skin and integument evolved before the rise of modern mammals.

SourceUniversity of Chicago Medical Center·JournalNature·DateAug 7, 2013

Sudden cardiac arrest survival odds greater at fitness facilities

A new study found that people experiencing sudden cardiac arrest at exercise facilities have a higher chance of survival than at other indoor locations. The study looked at 849 cases in Seattle and King County, Wash., and found that traditional exercise facilities had the highest survival rates.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateAug 7, 2013
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Micro-machines for the human body

Researchers at Tel Aviv University have created a novel printing process to produce micro-electromechanical systems (MEMS) components from a highly flexible and non-toxic organic polymer. This innovation enables the creation of biocompatible MEMS for medical devices, such as bionic arms and smart prosthetics.

SourceAmerican Friends of Tel Aviv University·JournalMicroelectronic Engineering·DateAug 7, 2013

NIH, Lacks family reach understanding to share genomic data of HeLa cells

The NIH has reached an agreement with the Lacks family to allow controlled access to the whole genome data of HeLa cells, a valuable reference tool for researchers. The policy respects the family's wishes while enabling scientific progress and includes public acknowledgement of their contribution.

SourceNIH/Office of the Director·JournalNature·DateAug 7, 2013
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.

Self-healing solar cells 'channel' natural processes

Researchers at North Carolina State University have developed solar cells that can restore their effectiveness after degradation due to ultraviolet rays. The device uses a microfluidic regeneration system, mimicking the branching networks found in nature, to replenish photoactive molecules and maintain performance.

SourceNorth Carolina State University·JournalScientific Reports·DateAug 7, 2013

Is Europa habitable?

A NASA team outlines priorities for a future Europa lander mission to study its potential habitability. The mission would investigate the composition and chemistry of Europa's ocean and the thickness, uniformity, and dynamics of its icy shell.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalAstrobiology·DateAug 7, 2013

Angry opponents seem bigger to tied up men

Research published in PLOS ONE found that physical handicaps like being tied down make men overestimate an opponent's size and underestimate their own. This effect persists even when anxiety is ruled out, suggesting an automatic processing of physical capacities towards potential conflicts with others.

SourcePLOS·JournalPLOS ONE·DateAug 7, 2013
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.

Newly discovered bacterial partnership changes ocean chemistry

Scientists have found two strains of bacteria that work together to convert nitrogen into usable forms in the ocean. The partnership, between Thioploca and anammox, intensifies the nitrogen cycle and creates localized zones where fixed nitrogen is depleted faster than expected.

SourceUniversity of Southern California·JournalNature·DateAug 7, 2013

Welcome to the new era of University, Inc.

The new alliances are helping to soften the impact of funding cuts and providing industry partners with access to fundamental research. This collaboration is leading to the introduction of new college courses in areas like green chemistry, benefiting cash-strapped academic labs and preparing students for success in industry workplaces.

SourceAmerican Chemical Society·JournalChemical & Engineering News·DateAug 7, 2013

Practice at 'guesstimating' can speed up math ability

Research at Duke University found that practice in estimating and comparing quantities can improve math abilities, particularly for symbolic math skills. The study tested adult volunteers before and after training sessions, showing significant improvement in math test scores compared to a control group.

SourceDuke University·JournalPsychological Science·DateAug 7, 2013

Researchers map complex motion-detection circuitry in flies

A team of scientists has mapped the complex neural connectivity in a fly's brain essential for vision, revealing new insights into how flies detect motion. The researchers used a high-throughput approach to chart neuronal connections involved in motion detection, identifying 379 cells and 8,637 connections between them.

SourceHoward Hughes Medical Institute·JournalNature·DateAug 7, 2013
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.

Study explores effects of review setting on scientific peer review

A new study published in PLOS ONE found that the setting of scientific peer review panels, such as using teleconferencing technology, has little effect on the outcome of the review process. The researchers reviewed over 1,600 grant applications and found that panelists engaged less discussion during teleconference reviews.

SourceAmerican Institute of Biological Sciences·JournalPLOS ONE·DateAug 7, 2013

Motional layers in the brain

Researchers at Max Planck Institute of Neurobiology discovered the cells responsible for processing motion in fruit flies, showing that motion information is processed independently in two separate pathways. The findings highlight the importance of understanding how neurons work together to enable complex behaviors.

SourceMax-Planck-Gesellschaft·JournalNature·DateAug 7, 2013

Belief in precognition increases sense of control over life

Research suggests that believing in precognition can provide a psychological boost to perceived control, particularly when individuals feel a loss of control. People who experienced loss of control reported increased belief in precognition and subsequently felt more in control.

SourcePLOS·JournalPLOS ONE·DateAug 7, 2013

DNA nanorobots find and tag cellular targets

Researchers at Columbia University Medical Center created DNA nanorobots that can identify and tag specific human cells based on multiple surface proteins. This allows for precise targeting of cancer cells with minimal impact on healthy cells, potentially revolutionizing cancer treatment.

SourceColumbia University Irving Medical Center·JournalNature Nanotechnology·DateAug 7, 2013
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Electron 'spin' key to solar cell breakthrough

Organic solar cells have been found to improve their performance by manipulating the 'spin' of electrons, which can block energy collapse and increase current from the cell. This breakthrough could close the gap between organic and silicon solar cells, bringing large-scale deployment closer to reality.

SourceUniversity of Cambridge·JournalNature·DateAug 7, 2013

Oregon burning

In July 2013, Oregon's severe drought and thunderstorms ignited dozens of difficult-to-control wildfires. The fires burned nearly 144,688 acres across the state, with smoke posing health risks to residents. Firefighters battled the blazes, including the Douglas Complex and Big Windy Complex, which collectively burned over 50,000 acres.

SourceNASA/Goddard Space Flight Center·DateAug 7, 2013
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.

First hundred thousand years of our universe

A new analysis of cosmic microwave background radiation data has taken the furthest look back in time, revealing an excess of radiation that may indicate the presence of primordial neutrinos or dark energy. The findings challenge current theories on the universe's early expansion history.

SourceDOE/Lawrence Berkeley National Laboratory·JournalPhysical Review Letters·DateAug 7, 2013

Our brains can (unconsciously) save us from temptation

Scientists at Penn's Annenberg School for Communication found that inaction-related words in the environment can influence self-control, triggering unconscious behavior to stop over-indulging. The study challenged traditional theories that inhibition requires conscious control.

SourceUniversity of Pennsylvania Annenberg School for Communication·JournalCognition·DateAug 7, 2013

UEA research shows moderate exercise could be good for your tendons

New UEA research reveals that moderate exercise may slow the progression of tendon disease by decreasing enzymes that degrade tendon tissue. The study showed a positive effect on tendons, suggesting a potential therapeutic approach to managing this debilitating condition.

SourceUniversity of East Anglia·JournalBiochimica et Biophysica Acta (BBA) - Molecular Cell Research·DateAug 7, 2013

Caltech team produces squeezed light using a silicon micromechanical system

A Caltech team has engineered a miniature silicon system to produce squeezed light, a type of ultraquiet light useful for precise measurements. The system, which reduces quantum fluctuations, enables the creation of precision microsensors capable of beating standard limits set by quantum mechanics.

SourceCalifornia Institute of Technology·JournalNature·DateAug 7, 2013
Meta Quest 3 512GB

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

Rescuing neuroscience from its data deluge

Researchers at UCLA invented a tool called research maps, which helps neuroscientists quickly scan existing knowledge, plan their next study, and optimize investments. The maps classify information into categories and score the weight of evidence based on criteria such as reproducibility and convergence.

SourceUniversity of California - Los Angeles Health Sciences·JournalNeuron·DateAug 7, 2013

Carbon under pressure exhibits interesting traits

Researchers used a new electron microscopy method to study high-pressure samples of carbon, detecting unexpected atom types and locations within minerals. The findings explain how large amounts of carbon reside in the Earth's interior, addressing a long-standing problem.

SourceArizona State University·JournalNature Geoscience·DateAug 7, 2013
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.

Why don't we all get Alzheimer's disease?

A team of researchers has discovered that healthy brain cells segregate amyloid precursor protein (APP) and beta-secretase enzyme (BACE-1) into distinct compartments, preventing their combination and triggering Alzheimer's disease. This separation mechanism may hold the key to understanding how AD develops in some individuals.

SourceUniversity of California - San Diego·JournalNeuron·DateAug 7, 2013

Rheumatoid arthritis heightens risk of dangerous leg and lung blood clots

A large nationwide study found that people with rheumatoid arthritis are at a higher risk of developing potentially fatal blood clots in the legs and lungs. The study revealed that patients with rheumatoid arthritis were more than twice as likely to develop these clots, with the risk being highest among younger adults.

SourceBMJ Group·JournalAnnals of the Rheumatic Diseases·DateAug 7, 2013

Cognitive decline with age is normal, routine -- but not inevitable

As people age, their memory-making abilities decrease due to the loss of GluN2B subunits in NMDA receptors, but research suggests that lifestyle changes can help mitigate this decline. Studies have shown that genetic therapy can restore some subunits and improve cognitive function in laboratory mice.

SourceOregon State University·DateAug 7, 2013
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.

Railway researchers complete a new virtual testing project

The DynoTRAIN project aims to establish virtual testing as a valid route to certification for rail vehicles. Researchers used real-world track data and simulated the dynamic behavior of railway vehicles to build mathematical tools that can synthesize data into representative virtual test environments.

SourceUniversity of Huddersfield·DateAug 7, 2013