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Science News Archive April 2014


Page 22 of 32

Europeans and biomedical research

A majority of Europeans view biomedical research as a source of hope and trust the public to challenge opinion. However, most lack scientific literacy and rely on experts for understanding, highlighting the need for education and communication about research findings.

Reef fish arrived in 2 waves

A new study reveals that reef fish diversified into two distinct groups of fish, with the first group arriving around 70-90 million years ago, during a time when coral reefs were built by mollusks called rudists. By 50 million years ago, modern coral reefs and their inhabitants had largely taken shape.

Technical tests of biodiversity

Researchers from SISSA and Polytechnic University of Turin used a mathematical model to study the effect of migration on biodiversity. They found that higher migration rates can actually increase genetic variability, contradicting previous common assumptions.

Apple iPhone 17 Pro

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

UC San Diego researchers develop bacterial 'FM radio'

Researchers at UC San Diego have developed a novel method of encoding multiple environmental inputs into a single time series using frequency multiplexing, inspired by FM radio. This breakthrough enables the creation of genetic circuits that can react with the execution of a sequence of instructions in real-time.

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.

A bad penny: Cancer's thirst for copper can be targeted

Researchers at Duke University Medical Center found that cancers with a BRAF gene mutation require copper for tumor growth, leading to potential new treatments using copper-reducing drugs. The study provides hope for patients with melanoma and other BRAF-driven cancers.

Extinct carnivorous marsupial may have hunted prey larger than itself

Scientists reconstructed the skull of Nimbacinus dicksoni and found that it had a high bite force for its size, suggesting it could hunt vertebrate prey exceeding its own body mass. The research suggests that Nimbacinus dicksoni was an opportunistic hunter with potential prey including birds, frogs, and other marsupials.

Love is a many-faceted thing

Researchers found that regular churchgoers, married people, and those with harmonious social ties are most satisfied with their love lives. The study also revealed that education does not impact love life satisfaction but religious involvement does, with believers having positive attitudes towards their relationships.

Researchers say Neanderthals were no strangers to good parenting

Researchers challenge traditional views on Neanderthal childhood by finding strong emotional attachments and social relationships within their group. They also discovered children played a key role in symbolic expression and were cared for until sick or injured for extended periods.

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.

ORNL study pegs fuel economy costs of common practices

A recent study by the Department of Energy's Oak Ridge National Laboratory found that using a rooftop cargo box can decrease fuel economy by up to 9% and driving with all four windows down can lower it by 4-8.5%. The study tested various configurations, including underinflated tires and towing a trailer.

Celestron NexStar 8SE Computerized Telescope

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

Skulls of red and giant pandas provide insight into coexistence

Researchers found that red panda skulls are better at distributing mechanical stress during chewing, while giant panda skulls can withstand greater forces. These differences reflect distinct bamboo feeding preferences, with the giant panda eating harder and larger pieces of bamboo.

EASL publishes online recommendations on the management of hepatitis C

The European Association for the Study of the Liver (EASL) has published online recommendations for managing hepatitis C, which reflect the approval of three new direct-acting antivirals. The guidelines provide best practice on key areas, including treatment indications, available drugs, and measures to improve treatment adherence. Wit...

Fluke 87V Industrial Digital Multimeter

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

Identified a new possible target to combat muscle wasting

Scientists have identified DOR protein as a plausible target against muscle deterioration in certain diseases. The researchers found that inhibition of DOR would only partially reduce autophagy, maintaining beneficial levels for cells.

Rabbits kept indoors could be vitamin D deficient

Researchers at the University of Illinois have found that indoor rabbits can develop a vitamin D deficiency due to lack of UVB radiation exposure. This deficiency can lead to various health problems, including dental issues and weakened immune systems.

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.

Genome sequencing of MRSA infection predicts disease severity

A study used genome sequencing to predict which MRSA isolates were highly toxic, allowing for personalized treatment. Researchers identified over 100 genetic loci associated with toxicity and found that highly toxic isolates shared a common signature, enabling prediction of disease severity.

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.

Study tests theory that life originated at deep sea vents

Researchers found an abundance of methanethiol in low-temperature fluids with markers of microbial organic matter, suggesting breakdown of existing subseafloor life produces methanethiol. This contradicts the 'metabolism first' hypothesis and provides evidence that life is widespread below the seafloor.

Pharma firms turn attention to hearing loss

The pharmaceutical industry is turning its attention to hearing loss, a condition affecting 36 million Americans. Researchers are developing potential therapies targeting the inner ear and central nervous system, with several drug candidates already advancing through clinical testing.

Farming for improved ecosystem services seen as economically feasible

Midwest farmers are willing to adopt environmentally improved farming practices in exchange for payments, which can lead to up to 50% reductions in nitrogen pollution and mitigate greenhouse warming. The study suggests that sustainable agriculture can be economically viable and contribute to ecosystem services.

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.

Are chromium supplements helpful in lowering blood sugar levels?

A study analyzing nearly three decades of data found chromium supplements are ineffective in reducing fasting glucose levels in both diabetic and non-diabetic populations. Despite this, the researchers suggest other dietary supplement ingredients may have positive effects on fasting blood sugar levels.

Genetic defect may confer resistance to certain viral infections

A recent NIH study found that a rare genetic disorder, CDG-IIb, can confer resistance to severe or recurrent viral infections like HIV and influenza. The researchers discovered that these viruses replicate less efficiently in cells with the disease, creating fewer and less infectious viruses.

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.

Patients over 65 have more complications after colorectal cancer surgery

A study published in JAMA Surgery found that patients over 65 have a higher risk of complications and longer hospital stays after colorectal cancer surgery compared to younger patients. The study analyzed over 1 million patients with colorectal cancer and found that mortality rates improved across all age groups during the decade studied.

Synthetic collagen promotes natural clotting

Researchers at Rice University have developed a synthetic collagen, KOD, that mimics the body's natural collagen to promote natural clotting and heal surgical wounds. Lab tests showed KOD hydrogel traps red blood cells to stop bleeding and binds platelets to form clots, improving upon commercial hemostats.

Unity is strength in the marketing of smallholder farm produce

A study by the World Agroforestry Centre found that collective action improves market access for smallholder farmers of agroforestry products, reducing transaction costs and increasing income. The experience from Cameroon offers an opportunity to implement effective collective action to benefit smallholder producers.

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.

New 'switch' could power quantum computing

Scientists at MIT and Harvard have developed a method to couple individual atoms with photons, enabling the creation of quantum switches that can transmit information. This technique allows for the scaling up of quantum computing processing available within small spaces.

Gusev Crater once held a lake after all, says ASU Mars scientist

A new analysis by ASU scientist Steve Ruff suggests that Lake Gusev on Mars once held a lake, with evidence of low-temperature surface waters introducing carbonates into rocks. The discovery sheds light on the crater's geological history and potential astrobiological significance.

Polysaccharides from Angelica sinensis alleviate oxidative damage to neurons

Polysaccharides from Angelica sinensis have been shown to protect PC12 neuronal cells from H2O2-induced cytotoxicity, reduce apoptosis and intracellular reactive oxygen species levels, and increase mitochondrial membrane potential. In a rat model of local cerebral ischemia, Angelica sinensis polysaccharides enhanced antioxidant activit...

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.

New research reveals the reality of adoption breakdowns

A comprehensive study found that 3.2% of children in England moved out of their adoptive home prematurely, citing factors like child abuse, neglect, and domestic violence. Services are urged to develop support for adopted teenagers and improve mental health services for young people.

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.

Organization of cellular photosystems

The new Research Unit will analyze the assembly of thylakoids using a systematic approach to understand the molecular details of the photosynthetic process. Thylakoids are specialized membrane systems found in some bacterial species and plant cells that capture sunlight and convert it into chemical energy.

Violence intervention program effective in Vanderbilt pilot study

A targeted violence intervention program was found to reduce violent behavior and increase competencies to deal with violence among middle school students. The program showed a significant decrease in violent behavior and victimization rates, with students reporting 'never' getting beaten up or threatened with a gun.

Sunken logs create new worlds for seafloor animals

Research reveals that wood-boring clams serve as 'ecosystem engineers,' making organic matter available to other colonizing animals. Larger logs support more diverse communities, while smaller ones have fewer inhabitants.

Researchers discover how the kissing disease virus hijacks human cells

University of Montreal scientists discovered how Epstein Barr (EBV) virus takes over gene regulating machinery to replicate itself. The viruses trick the human defense systems by mimicking components, allowing them to survive and cause diseases like infectious mononucleosis and lymphoma.

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.

Green is good

Researchers at the University of Iowa have discovered a natural compound in green tomatoes that stimulates muscle growth and protects against muscle wasting. Tomatidine, found in green tomatoes, generates changes in gene expression opposite to those that occur in muscle cells affected by muscle atrophy.

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.

Researchers looking to create new bone tissue generation technique

Researchers have developed a new method to generate bone tissue using the body's own stem cells, which could replace traditional bone grafting techniques. The process, known as biodegradable polymer scaffolding material and BMP, has been successful in lab experiments and shows promise for future clinical trials.