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Science News Archive July 2016


Page 15 of 36

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.

A mini-antenna for the data processing of tomorrow

Researchers have successfully generated spin waves with extremely short wavelengths in the nanometer range, a key feature for their future application. The new method uses a magnetic vortex as a nano-antenna, allowing for precise control over the wavelength and wave properties.

New study from Duke links prepregnancy obesity to infant growth

A new study from Duke University found that infants born to obese mothers were 8% larger during the first two years of life compared to those born to healthy-weight mothers. The study also showed a link between maternal weight gain during pregnancy and infant size.

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.

Elderly Japanese most resilient in wake of triple disaster, study finds

A study from the University of Edinburgh found that older people in Japan were less likely to experience a deterioration of existing chronic conditions after the Fukushima earthquake and nuclear meltdown. In contrast, urban dwellers showed a higher decline in managing their blood sugar levels.

Role for enhancers in bursts of gene activity

Enhancers can increase the frequency of gene activity bursts, suggesting these bursts may be critical for genetic regulation. The study found that enhancer location and strength influence bursting frequencies.

Soy-based protein boosts hunger hormone and stimulates appetite

Researchers discovered a soy-based protein called soy-ghretropin that increases blood levels of ghrelin, an appetite-stimulating hormone. The findings suggest this protein may be developed to help elderly people or anorexic patients with reduced ghrelin levels and food intake.

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.

Protein found to bolster growth of damaged muscle tissue

Researchers at Johns Hopkins University have discovered a protein that boosts the growth of damaged muscle tissue, potentially contributing to treatments for age-related muscle degeneration and diseases like muscular dystrophy. The protein, β1-integrin, promotes stem cell growth and restoration after muscle injury, with results showing...

What hibernating toads tell us about climate

A 24-year study of Fowler's Toads has created a model to predict the impact of climate change on animal behavior. The model uses weather records to forecast when toads will emerge from hibernation, revealing that warming temperatures are causing this shift to occur earlier.

Counteracting poor decision-making due to sleep loss

Researchers aim to reduce decision-making errors with cognitive flexibility training, building on previous studies that showed sleep deprivation affects sustained attention and causes 'feedback blunting' phenomenon. The three-year project will test its effectiveness in a laboratory-based experiment.

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.

House-hunting ants know how to take the hassle out of moving

House-hunting ants use tandem running to inform colony members about a new nest, increasing the discovery rate and speeding up migration. By regulating their running rate based on distance, ants efficiently minimize transit time and risk involved in migrating longer distances.

Paths to Autism: One or Many?

Researchers suggest that widespread brain alterations in infants at risk for autism may affect multiple systems, rather than just social brain networks. Early behavioral and imaging studies provide evidence for general abnormalities during the first year of life.

New treatment developed to prevent nausea, vomiting caused by chemo

Researchers have developed a new treatment that blocks neurotransmitters to prevent nausea and vomiting caused by chemotherapy, significantly improving patient outcomes. The study found that 74% of participants experienced no nausea or vomiting when treated with olanzapine, compared to 45% on placebo.

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.

Home-cooked meals for infants not always better than shop-bought ones

Research suggests that home-cooked meals designed for infants and young children often exceed energy density and dietary fat recommendations, yet are cheaper than commercially available baby foods. The study found that commercial products met dietary recommendations on energy density more frequently than home-cooked meals.

Quitting smoking during pregnancy: Beneficial for both mother and child

A study published in the American Journal of Obstetrics and Gynecology found that nicotine patches and Zyban are effective in helping pregnant women quit smoking, with success rates of 80% and 60%, respectively. The use of these products also reduces the risk of premature birth and low birth weight.

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.

For ancient deep-sea plankton, a long decline before extinction

A new study of ancient graptolite fossils reveals that plankton communities began changing in important ways 400,000 years before massive extinctions. The effects of environmental degradation can be subtle until they reach a tipping point, leading to dramatic declines in population.

How meltwater from the ice sheets disturbed the climate 10,000 years ago

Researchers found a negative correlation between rainfall in north-western Africa and Europe 10,000 years ago, reversing in the early Holocene period. Climate simulations suggest the North American ice sheet's melting affected atmospheric circulation patterns and ocean currents, leading to the change in correlation.

Dartmouth study with aye-ayes and slow loris finds that prosimians prefer alcohol

In a controlled study, researchers found that two aye-ayes and a slow loris could discriminate between varying concentrations of alcohol and preferred the highest concentrations. The findings support the idea that fermented foods were important in human ancestors' diets, potentially pre-adapting humans for the Neolithic Revolution.

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.

Radiologists do not face elevated risk of radiation-related mortality

A new study published in Radiology found that radiologists who graduated after 1940 do not face an increased risk of dying from radiation-related causes like cancer. The researchers attributed the reduction in health risks to improvements in radiation protection and monitoring, as well as advancements in equipment safety.

Fighting life-threatening bacteria without antibiotics

Cirrhosis patients experience impaired immunity due to gut bacteria migration into the liver. Scientists identify that Type-1 IFN released by immune cells incapacitates the immune system, leading to fatal bacterial infections. Strengthening the immune response may now treat life-threatening infections without antibiotics.

Apple iPhone 17 Pro

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

Beware of antioxidants, warns scientific review

Antioxidant supplements have been linked to cardiovascular disease, cancer, diabetes, and other conditions due to their impact on oxygen radicals. However, the review suggests that targeting specific sources of oxygen molecules may be a more effective approach.

Paleontology: Aftermath of a mass extinction

A new study of fossil fishes from Middle Triassic sediments on Lake Lugano finds that biological communities recovered within a few million years after the great mass extinction event. The research identifies two new species of ancient fish with distinct ecological niches, suggesting that ecosystems were already recovering.

Many skin cancer patients still too likely to sunburn

A recent study by researchers at Johns Hopkins finds that people with a history of nonmelanoma skin cancers still get sunburned, likely due to ineffective use of sun-protective methods. The study urges healthcare providers to better educate patients on protective skin care practices.

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.

Huge time-lag between erosion and mountain building

Researchers found a two-million-year delay between tectonic uplift and maximum erosion rates in the Argentine Precordillera mountains. This time-lag is attributed to the slow propagation of erosion waves through the fluvial network under semi-arid conditions.

Big data for small cells

A new software has been developed to analyze time-lapse microscopy movies, enabling the measurement of cellular properties such as cell cycle length and protein expression dynamics. The tool is freely available online and has already led to high-impact publications in top scientific journals.

Atrazine alternatives in sweet corn

Researchers found that tembotrione and other HPPD-inhibiting herbicides provided comparable control to atrazine, with crop yields also comparable. In Oregon fields, several alternative treatments worked well, but limitations were noted in Midwest regions.

Expanding development associated with declining deer recruitment across western co.

A new study from Colorado Parks and Wildlife, WCS, and CSU finds that dramatic increases in residential and energy development are associated with declining early winter recruitment in western Colorado's mule deer populations. The study suggests that these impacts on habitat may be having a greater effect on deer populations than previ...

Fluke 87V Industrial Digital Multimeter

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

Weird quantum effects stretch across hundreds of miles

Scientists have found that neutrinos can exist in a state of superposition, with no definite flavor or identity, while traveling hundreds of miles. This phenomenon is unexpected under classical theories and confirms the reach of quantum mechanics even at large scales.

Potential new target identified for treating itch

Scientists have discovered how sensory nerve cells work together to transmit itch signals, identifying a new potential target for treating itching. The discovery suggests that interfering with the activity of sensory neurons may inhibit multiple types of itching.

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.

Metastatic prostate cancer cases skyrocket

A recent study by Northwestern University found that metastatic prostate cancer cases have increased by 72% between 2004 and 2013, with men aged 55-69 being disproportionately affected. The study suggests that both more aggressive disease and lax screening may be contributing factors.

Minimalist swimming microrobots

Researchers at Drexel University have developed a fabrication method for swimming microrobots using just two conjoined microparticles coated with magnetic debris. The microswimmers can be controlled by an external magnetic field, allowing for control over speed and direction.

On the path to controlled gene therapy

Researchers have successfully programmed a virus to transport genetic material to affected tissue and nerve cells, opening up new options for treating various diseases. The approach uses attenuated viruses to selectively target diseased cells, reducing damage to healthy ones.

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.

NASA sees a weaker Hurricane Darby in infrared light

Hurricane Darby's strength is decreasing due to warming cloud tops, indicating a weakening circulation with strong convection. The storm is expected to become a tropical storm later today, with maximum sustained winds remaining near 75mph.

Researchers produce first widely protective vaccine against chlamydia

Researchers at McMaster University have developed a novel vaccine candidate, BD584, which shows promise in reducing chlamydial shedding and hydrosalpinx by 95% and 87.5%, respectively. The vaccine has the potential to be widely protective against all Chlamydia trachomatis strains, including those causing trachoma.

Birds on top of the world, with nowhere to go

A new study predicts that climate change will restrict migratory birds to small islands in the Arctic Ocean as they retreat north, leading to declines in hard-hit regions and changes in migration pathways.

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.

Abnormalities found in 'insight' areas of the brain in anorexia

A study found that individuals with anorexia nervosa who struggle with insight have abnormal brain connectivity in regions involved in error detection and conflict monitoring. This can lead to poor decision-making and a reduced ability to recognize the danger of their behavior, making recovery more challenging.

Brain stimulation to reduce food cravings? The data so far...

A meta-analysis found that non-invasive brain stimulation can reduce food cravings for high-calorie snack foods, with a moderate-sized effect, roughly half a point on a four-point self-rated scale. The results suggest that DLPFC stimulation reduces cravings, especially for carbohydrates, which are often implicated in obesity.

IVF treatment not associated with increased risk of breast cancer

A study of 19,158 women who underwent IVF treatment and 5,950 women starting other fertility treatments found no association between IVF and increased breast cancer risk. Women with 7 or more IVF cycles had a significantly decreased risk compared to those treated with 1-2 cycles.

Chasing fire: Fever and human mobility in an epidemic

Researchers in Iquitos, Peru, found that fever reduces human mobility by 30% and increases time spent closer to home. Asymptomatic individuals play a significant role in disease transmission, highlighting the need for revised surveillance and control strategies.

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.

Rate of new HIV infections increased in 74 countries over past decade

A new study found that the rate of new HIV infections increased in 74 countries between 2005 and 2015, posing significant challenges to ending the AIDS pandemic. Despite progress in lowering AIDS mortality, the pace of decline in new infections has slowed, with only a 0.7% drop per year between 2005 and 2015.