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Science News Archive 2014


Page 22 of 376

Apple iPhone 17 Pro

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

The finer details of rust

Researchers at Vienna University of Technology have redefined the atomic structure of magnetite, a crucial component in electronic devices and medical applications. The study reveals that the surface of magnetite is governed by missing iron atoms, leading to an efficient catalyst for chemical reactions.

Research: NFL athletes are seeking unproven stem cell treatments

A new study from Rice University's Baker Institute finds that NFL players are seeking out unproven stem cell therapies to accelerate recoveries, despite potential risks. The authors suggest the NFL should establish guidelines and regulate these treatments to protect player health.

Congratulations to the 2015 SAGE Young Scholars Award recipients

The SAGE Young Scholars Awards recognize exceptional contributions by young scholars in social-personality psychology. This year's winners, Clayton Critcher, Emily Impett, Nicholas Rule, Jenessa Shapiro, and Jay Van Bavel, will receive $5,000 awards to support their research or travel-related endeavors.

ER docs can treat pediatric pain without a needle

A randomized controlled trial found that intranasal ketamine is effective in treating moderate to severe pain in children with limb injuries. The study showed improved pain relief and satisfaction rates compared to fentanyl, with fewer adverse events reported for ketamine.

Breastfeeding for longer could save the NHS £40 million a year

Research at Brunel University London found that increasing breastfeeding duration can save the NHS £31m annually by reducing infant illnesses. The study suggests that doubling breastfeeding duration could lead to significant cost savings, with a potential total of £40m per year.

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.

Obesity may shorten life expectancy up to eight years

A new study published in The Lancet Diabetes and Endocrinology found that obesity can decrease life expectancy by up to 8 years. Researchers used data from the National Health and Nutrition Examination Survey to develop a model estimating annual risk of diabetes and cardiovascular disease in adults with different body weights.

UT Dallas engineer applies robot control theory to improve prosthetic legs

A UT Dallas professor applied robot control theory to create powered prosthetics that can dynamically respond to the wearer's environment, enabling amputees to walk at speeds of over 1 meter per second. The new approach simplifies the human gait cycle into a single variable, allowing for more stable and natural movement.

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.

When noise gets electrons moving

Researchers discovered a counter-intuitive current induced by sound waves in a disordered environment. Noise fluctuations lead to directed electron transport behavior and current reversal, paving the way for innovative semi-conductor devices.

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.

The walls can talk: New optical technique extracts audio from video

Researchers have developed a method to extract audio information from high-speed video recordings by detecting vibrations caused by sound waves. The technique, reported in the SPIE journal Optical Engineering, uses an image-matching process based on vibration from sound waves and can recover spoken words from videos.

The innate immune system condemns weak cells to their death

Researchers demonstrate that the innate immune system recognizes weaker cells and activates programmed cell death, eliminating them in a process called cell competition. This phenomenon has implications for cancer research and early disease detection.

Genome sequencing for newborns: What do new parents think?

A study published in Genetics in Medicine found that most new parents are interested in genomic sequencing for their newborns. The study surveyed 514 parents within 48 hours of birth and found that 82.7% were somewhat, very, or extremely interested in the testing.

Celestron NexStar 8SE Computerized Telescope

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

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Dirt provides new insight into Roman burials

A team of archaeologists has discovered evidence of frankincense being used in Roman burial rites in Britain, shedding new light on the country's funerary practices. The analysis of debris and skeletal remains from across Britain revealed that these precious substances were transported to the empire's northern outpost despite its decline.

Electron pairs on demand

Researchers from Leibniz University Hannover and PTB have successfully demonstrated the on-demand emission of electron pairs from a semiconductor quantum dot. The resulting electron pairs were found to be spatially separated with over 90% efficiency, a crucial step towards future applications such as quantum computing and cryptography.

Why tool-wielding crows are left- or right-beaked

New Caledonian crows exhibit preferences for holding tools on the left or right sides of their beaks due to their unique binocular vision. This adaptation enables each bird to maintain visual control over its tool, with one eye seeing further than the other towards the opposite side of the head.

Typhoid Mary, not typhoid mouse

Researchers found that humans are susceptible to typhoid fever due to the absence of enzyme CMAH, which reconfigures sugar molecules on cell surfaces. This discovery has implications for developing new therapies for typhoid fever.

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.

Images of brain after mild stroke predict future risk

A new study published in the American Heart Association journal Stroke found that CT scans taken within 24 hours of a mild, non-disabling stroke can identify patterns of damage associated with different levels of risk for a subsequent stroke. The analysis revealed that patients with certain types of brain damage were at a higher risk o...

BIDMC's Ramy Arnaout receives American Heart Association grant

Ramy Arnaout has been awarded a two-year grant to analyze antibody repertoires of over 1,000 Americans to clarify the link between antibodies, cardiovascular disease, and aging. The goal is to determine individual treatment needs for patients with cardiovascular disease.

Higher birth weight indicates better performance in school

A new study from the University of Florida and Northwestern University found that children with higher birth weights perform better in school, regardless of family background. The research, which analyzed data from over 1.6 million children, suggests that early health struggles may play a significant role in educational outcomes.

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.

Rice could make cholera treatment more effective

EPFL scientists have found that replacing glucose with starch from rice can reduce the toxicity of the cholera bacterium, Vibrio cholerae, and may lead to a 30% reduction in cholera cases. Oral rehydration therapy using rice starch could significantly improve treatment outcomes.

Preliminary study suggests Parkinson's drugs safe for the heart

Researchers found no evidence of asymptomatic myocardial dysfunction or deterioration of systolic function in patients taking pramipexole and ropinirole. This suggests that non-ergot derived dopamine agonists may be safe for the heart, contradicting previous concerns about an increased risk of heart failure.

Fluke 87V Industrial Digital Multimeter

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

Sun emits a mid-level flare on Dec. 4, 2014

A mid-level solar flare, peaking at M6.1-class, was emitted by the sun on Dec. 4, 2014, potentially disturbing Earth's atmosphere. The Solar Dynamics Observatory captured the event, which is classified as a less intense flare compared to X-class flares.

A little rest from grazing improves native grasslands

A recent study by Point Blue Conservation Science found that changing grazing practices to give land more time to rest improved the health of native grasslands in California. This approach increased the growth of native perennial grasses, allowing water to better infiltrate soil and reducing erosion.

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.

AU professor constructs model of receptor protein linked to human growth

A researcher at American University has constructed a three-dimensional computer model of a receptor protein linked to human growth, which may lead to the development of drugs to treat conditions such as gigantism and dwarfism. The study was led by researchers from the Eunice Kennedy Shriver National Institute of Child Health & Human D...

Mini chromosomes that strengthen tumors

Geneticists identified double minutes in glioblastoma cells with specific oncogenes, which amplify malignancy and give cancer cells an adaptive edge. The presence of these mini-chromosomes is detected in most aggressive cancers.

Meta Quest 3 512GB

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

Ultrafast complex molecular simulations by 'cutting up molecules'

A novel ultrafast quantum chemical method called FMO-DFTB enables rapid simulations of complex molecular systems, achieving a huge improvement over traditional methods. The method has successfully evaluated large molecules including polypeptides, DNA segments, small proteins, and fullerite surfaces.

Finding infant earths and potential life just got easier

Researchers found that on young worlds, the Habitable Zone is located farther away from the star than previously thought. This means that infant planets can be spotted earlier by next-generation telescopes when their star is still young.

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.

The Lancet: Basic medical care of Ebola patients is neglected and must improve

Ebola virus disease is a febrile illness with severe gastrointestinal symptoms that can cause profound water and electrolyte depletion leading to circulatory collapse and death. Implementing practical protocols for managing fluids and electrolytes has not been given sufficient priority, which could substantially reduce the death rate.

A poisonous cure

A team of Michigan State University scientists has discovered an enzyme, called POPB, which converts toxins into cyclic peptides with missile-like precision in the human liver. This breakthrough could lead to single-minded medicines with zero side effects by harnessing the distinct properties of POPB.

Obesity and hypertension

A groundbreaking study by Australian researchers has discovered that leptin hormone secreted by fat cells elevates blood pressure in obesity. The hormone acts in the brain to increase blood pressure, making it a promising target for treating obesity-induced hypertension and cardiovascular diseases.

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.

Response to viral infections depends on the entry route of the virus

Researchers found that immune mechanisms triggered by viruses differ depending on entry route, with Toll pathway activated for feeding-related infections. The study suggests that understanding these differences can help find targets to block human diseases transmitted by insects.

Electric eels deliver Taser-like shocks

Researchers have discovered that electric eels use a Taser-like system to locate and incapacitate their prey. The eel emits high-frequency pulses that cause muscle contractions, temporarily paralyzing the prey within three to four milliseconds.