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Science News Archive October 2018


Page 39 of 47

Evidence mounts linking aspirin to lower risk of ovarian cancer

A new study found that daily low-dose aspirin use reduces the risk of ovarian cancer by 23 percent. In contrast, heavy use of non-aspirin NSAIDs increases the risk. The research analyzed data from over 200,000 women and confirms earlier findings about aspirin's role in reducing certain types of 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.

Amazon rainforest conservation victories spill losses to neighbors

New research reveals that reducing Amazon deforestation has led to a significant increase in natural vegetation destruction in the nearby Cerrado region. The study suggests that the unintended consequences of conservation efforts can have profound impacts on neighboring areas with significant biodiversity.

Ghost objects in the sky

Astronomers have found a new type of gamma-ray burst that could not be detected by traditional telescopes. The discovery was made using archived radio data and suggests that these 'orphan' bursts may be related to the collapse of massive stars.

Apple iPhone 17 Pro

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

NASA puts together a composite of Tropical Storm Kong-Rey

NASA's IMERG combined data from multiple satellites and visible imagery to create a composite picture of Tropical Storm Kong-Rey in the Northwestern Pacific Ocean. The heaviest rain fell around the center and northwest, with winds decreasing to 60 knots.

Species-rich forests store twice as much carbon as monocultures

A large-scale forest biodiversity experiment in China found that species-rich forests stored an average of 32 tons of carbon per hectare, while monocultures averaged only 12 tons. The study suggests that a mix of tree species is necessary for optimal carbon sequestration and climate protection.

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.

In its final days, Cassini bathed in 'ring rain'

Astronomers successfully collected microscopic material streaming from Saturn's rings using Cassini's Cosmic Dust Analyzer and Radio and Plasma Wave Science instruments. The research reveals that the main component of Saturn's rings is water ice, with tiny silicates also present.

Detecting fake news, at its source

Researchers from MIT CSAIL developed a system that uses machine learning to determine if a news source is accurate or biased. The system achieved 65% accuracy in detecting factuality levels and 70% accuracy in detecting bias, using common linguistic features across the source's stories.

Uncovering the exquisite choreography of the developing human heart

Researchers report on the most in-depth study to date of how human stem cells can be turned into heart cells, revealing unique patterns of gene activity associated with cardiac cell development. The findings provide new insights into how the heart builds itself and may lead to new approaches for repairing damaged hearts.

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.

Windier wind farms

Researchers at UCSB and Cambridge developed models to optimize wind farm productivity by improving airflow mixing and using vertical-axis turbines, potentially leading to orders-of-magnitude improvements in energy production. This could enable more efficient use of land and reduce costs.

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.

At-risk teens and young adults overlooked during opioid crisis

A recent study found that at-risk teens and young adults are not being tested for hepatitis C, a serious liver infection, despite their risk of contracting it. The study, which analyzed data from over 250,000 youth, suggests that current guidelines underestimate who is at risk for the infection.

How malaria infection activates natural killer cells

A study published in PLOS Pathogens reveals how malaria infection triggers the immune system's first line of defense by activating natural killer cells through the MDA5 receptor. Treatment with a small molecule that activates MDA5 restores the ability of non-responder natural killer cells to clear infected red blood cells.

Nanoparticles to treat snakebites

Researchers developed nanoparticles that bind to venom toxins, mitigating local damage and systemic distribution of toxins in mouse experiments. The treatment has the potential to be administered subcutaneously after a bite, offering a new approach to treating snakebites in rural settings.

Determining cell fate and the onset of Crohn's disease

A UH biologist is using a new grant to study how defects in cellular cross-talk lead to Crohn's disease. By examining stem cells isolated from patients, she hopes to find new targets for drug development and reduce inflammation in the gastrointestinal tract.

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.

Part-organic invention can be used in bendable mobile phones

Researchers at Australian National University have developed a thin and flexible semiconductor material that can convert electricity into light efficiently. The invention opens the door to biodegradable or recyclable electronic devices, reducing e-waste and environmental damage.

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.

Successful mouse couples talk out infidelity in calm tones

A study by researchers at the University of Wisconsin-Madison found that California mice who communicate calmly after infidelity are more likely to produce a litter of mouse pups and have good fathers. The quality of their conversations helps predict pair bond success, with less aggressive vocalizations indicating a stronger bond.

Even small gifts boost business

A study by the University of Zurich found that even small gifts can significantly increase sales, particularly when given to the boss. In a controlled experiment, sales representatives gave customers six tubes of toothpaste worth around 10 francs, leading to orders almost twice as high.

Light makes Rice University catalyst more effective

Rice University researchers have created a new catalyst that can convert ammonia into hydrogen fuel at ambient pressure using light energy, significantly lowering the activation barrier. The catalyst, made of copper with trace amounts of ruthenium, uses plasmonic effects to enhance its efficiency.

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.

Genetic mutation may increase risk of pancreatic cancer in females

A study found that female-specific genetic mutation ATRX increases susceptibility to pancreatitis and pancreatic cancer. The research team discovered that deleting the gene in females led to increased progression to cancer, while males with the mutation experienced reduced risk of injury and progression to cancer.

Ground shaking during devastating flood offers new insights

A recent study found that glacial lake outbursts can trigger massive erosion and landslides, causing widespread damage to infrastructure. The research, published in Science, suggests that non-climatological drivers such as earthquakes and climate change may play a significant role in shaping fluvial erosion rates.

HZB researchers are used to boost the efficiency of silicon solar cells

Researchers at HZB integrated a thin layer of singlet fission-capable tetracene crystals into a silicon solar cell, successfully generating two pairs of charge carriers simultaneously. This breakthrough increases the quantum efficiency to 200 percent and brings the theoretical efficiency limit closer to 40 percent.

Immune cell variations contribute to malaria severity

Researchers found that natural killer cells fail to respond to malaria infection in some patients, leading to more severe disease outcomes. By identifying key genes involved, they discovered a potential therapeutic target using poly I:C treatment.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

SMU engineering professors receive NSF grant to improve drone communications

Southern Methodist University professors receive an $849,839 NSF grant to build a multi-dimensional drone communication framework, addressing three-dimensional connectivity issues. The project aims to optimize transmission to intended receivers in various swarm formations, with potential applications in commercial and military sectors.

A new take on the 19th-century skull collection of Samuel Morton

A new study on Samuel Morton's 19th-century skull collection found that while Morton accurately measured brain size, his conclusions on racial intelligence were based on racist biases. The analysis of handwritten documentation revealed systematic underestimations of African cranial capacity due to inconsistent data collection methods.

Special issue: Gas giant planets

This special issue of Science presents research on Cassini's final transmissions to Earth, revealing new observations and insights into Saturn's atmosphere and rings. The studies found that water, methane, and organic-rich material fall into the planet's atmosphere, modifying its composition and structure.

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.

Physician experts highlight research ahead of Otolaryngology's Annual Meeting

The American Academy of Otolaryngology will present cutting-edge research on various otolaryngology topics at their Annual Meeting. Key studies include evaluating the prognostic utility of hemoglobin-to-red cell distribution width ratio in head and neck cancer, investigating the association between depression and long-term overall surv...

Rethinking lethality in youth suicide attempts

A Mayo Clinic study found that firearms were involved in 85% of first-time youth suicides, resulting in high lethality rates. The study also revealed that prior mental health concerns were absent in 41.2% of youth index attempters.

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.

Adherence to annual lung cancer screening needs improvement

A study found that despite a well-designed low-dose computed tomography (LDCT) screening program, only 77.6% of eligible veterans underwent annual repeat scans. This highlights the need for improved adherence to lung cancer screening to maximize mortality benefits and cost-efficacy.

Viruses in blood lead to digestive problems

Researchers found that viruses like West Nile and Zika can kill neurons in the gut, disrupting bowel movement and causing intestinal blockages. The study provides clues to sudden onset of digestive woes and potentially points to a new strategy for preventing such conditions.

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.

Malaria parasites adapt to mosquito feeding times, study shows

Malaria parasites have evolved to replicate in sync with mosquitoes' feeding cycles, causing regular bouts of fever. Scientists discovered that these parasites are more infectious to mosquitoes during the day, and their replication patterns likely evolved to optimize transmission.

Community health workers could help tackle NHS workload crisis

A modelling study suggests that integrating community health workers at scale could significantly reduce the NHS primary care workload crisis. The researchers estimate that 110,585 community health workers would be needed to cover England's general practice population, costing £2.22bn annually.

Concerns about a US defense agency program aimed at modifying crops (and more?)

A US defense agency program aims to genetically modify crops using infectious viruses, sparking concerns about its potential military applications and the risk of creating new biological weapons. The approach, known as HEGAAs, would deliver the viruses through insects, raising questions about transparency and public deliberation.

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.