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Science News Archive January 2018


Page 5 of 37

Meta Quest 3 512GB

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

Researchers reverse symptoms in neurologic disease model

A recent study by Case Western Reserve University researchers has reversed symptoms of respiratory and cognitive abnormalities in a mouse model of Rett syndrome. The findings suggest that stimulating neurons in the medial prefrontal cortex could be therapeutic for Rett patients, potentially leading to improved breathing and cognitive f...

Viruses that infect bacteria abound in bladder

Researchers found 457 novel phage sequences in bacterial genomes from the female urinary microbiome, suggesting a common set of phages that reside in the bladder. The study also indicates that phage may contribute to urinary health and offers potential alternative treatment for urinary tract infections.

Untangling the complex taxonomic history of a Neotropical liana genus

Scientists used integrative taxonomy to recognize five well-defined species in the genus, including a newly described species from Colombia and Venezuela. The study highlights the importance of accurate species recognition for conservation priorities, with lianas contributing significantly to tropical forest diversity.

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.

Polio eradication and regional conflict

A recent study in northwest Pakistan found that high insecurity increases access issues for vaccinators and vaccination rates, leading to a higher incidence of polio. Regional conflict has been cited as a barrier to polio eradication, but this study provides strong evidence supporting the claim.

Ocean acidification and coral skeletal density

Researchers developed a model to explore the effect of ocean acidification on coral skeletal growth, finding that acidification influences skeletal density but not extension. The simulation predicted an average decline of around 12.4% in Porites skeletal density across global reef sites by the end of the 21st century.

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.

Coral lifestyles reflected in their genes

A comparative genome study between two corals, Stylophora pistillata and Acropora digitifera, reveals significant genetic disparities. The findings suggest that corals exhibit high levels of genetic variation within the same species, affecting their resilience to climate change.

These carbon dioxide-sensing neurons wake up mice

A study published in JNeurosci found that stimulating carbon dioxide-sensing neurons in the midbrain of adult male mice awakened them without affecting breathing. This discovery sheds light on the mechanisms underlying obstructive sleep apnea, sudden infant death syndrome, and sudden unexpected death in epilepsy.

Why do we trust, or not trust, strangers? The answer is Pavlovian

Researchers at New York University found that our brains use a Pavlovian learning mechanism to make judgments about strangers' trustworthiness based on past experiences. The study suggests that moral information encoded from previous encounters guides future choices, influencing how much we trust or distrust strangers.

Fluke 87V Industrial Digital Multimeter

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

Walk in groups to keep exercise goals on track

A review of 18 studies found that group walking improves physical activity and quality of life. Walking in groups also boosts life satisfaction and social connectedness, helping individuals meet the World Health Organisation's recommended 150 minutes of moderate aerobic physical activity per week.

OHSU research provides new insight about antidepressants

Researchers at OHSU Vollum Institute discovered the atomic structure of the serotonin transporter bound to SSRIs, revealing a pathway for developing new therapeutic agents. The study provides insight into how chemically diverse antidepressants interact with the protein that transports serotonin in the brain.

Apple iPhone 17 Pro

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

Researchers gain new insight into how the intestine repairs itself

Researchers discovered that intestinal stem cells, previously thought to be essential only for normal turnover, play a crucial role in repairing epithelial cell damage caused by rotavirus. The study also found that WNT signaling molecules from epithelial cells are essential for triggering the repair response.

Calculating the CO2 emissions of biofuels is not enough

A new computer model developed by EPFL scientist Edgard Gnansounou can quantify the emissions of each product coming out of biorefineries, providing a more accurate assessment of biofuels' environmental impact. This could help policymakers set clear incentives for biorefineries to become economically viable.

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.

Schools key to successful integration of child refugees, says study

A new study by psychologists at City, University of London reveals that schools can provide a safe environment for refugee children to develop meaningful connections with peers and teachers. The research emphasizes the importance of training teachers to support refugee children and counter discrimination and racism.

Astrochemists reveal the magnetic secrets of methanol

A team of scientists has solved a puzzle in astrochemistry by developing a way to measure magnetic fields in space using methanol. The new method, published in Nature Astronomy, gives astronomers a new tool to investigate how massive stars form.

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.

Blood clot in lungs rare in patients at emergency department after fainting

A recent study found that blood clots in the lungs are extremely rare in patients who experience fainting and visit the emergency department. The researchers analyzed data from over 1.6 million adults across four countries, revealing a surprisingly low frequency of pulmonary embolism among those with syncope.

Medications to treat cardiovascular risk factors do not impact erectile function

A new study published in the Canadian Journal of Cardiology found that cholesterol-lowering statins and blood-pressure lowering candesartan/HCTZ medications do not affect erectile function. The study, which evaluated over 2,000 men, showed no significant change in erectile function between treatment groups and placebo groups.

Leading experts in high-risk pregnancy to gather in Dallas next week

More than 2,000 maternal-fetal medicine specialists will present research on preventing postpartum hemorrhage, reducing cesarean births, and treating opioid misuse during pregnancy. The Society for Maternal-Fetal Medicine's annual meeting in Dallas aims to reduce high-risk pregnancy complications and promote public policy advancements.

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.

To improve self-control, call weight loss what it is: Difficult

Researchers at Drexel University found that telling people weight loss is difficult can actually motivate them to shed more weight in the short-term. However, this approach did not lead to long-term changes in unhealthy foods at home. The study suggests that modifying the home food environment, rather than just providing diet advice, i...

Mind your speed: A magnetic brake on proton acceleration

Proton acceleration is hindered by magnetism, as electrons create a sheath field that accelerates protons at right-angles to the target. This effect, known as magnetic inhibition, progressively worsens at higher laser powers, reducing proton energies.

Sixty-four percent of women suffer from insomnia in late pregnancy

A study published in the European Journal of Obstetrics & Gynecology and Reproductive Biology reveals that 64% of pregnant women experience insomnia in the third trimester, with symptoms worsening throughout pregnancy. The research highlights the importance of addressing this issue to prevent related health problems.

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.

Analysis looks at long-term risks of living kidney donation

A systematic review found that living kidney donors have higher diastolic blood pressure, poorer renal function, and increased risk of end-stage renal disease. Female donors are at increased risk for preeclampsia and pregnancy-related complications.

High rates of diabetes, hypertension found in India

A nationally representative study of 1.3 million adults found high prevalence of diabetes and hypertension across all geographies and sociodemographic groups in India. The study highlights the need for urgent action to tackle these diseases, which are major killers in the country.

Uncovering the early origins of Huntington's disease

Scientists at Rockefeller University discovered early abnormalities in human embryonic stem cells with Huntington's disease, suggesting the disorder originates much earlier than previously thought. The study implies that existing treatments may do more harm than good and necessitates a new approach to treating the disease.

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.

Life expectancy gains are slowing in both rich and poor countries

A study found life expectancy gains slowing globally since 1950, with the sharpest declines in low-lifespan countries. The slowdown, attributed to factors such as governance failure and inadequate public health measures, suggests that efforts to improve life expectancy must focus on promoting political will and social consensus.

Sex-specific immune response and autoimmune disease

Research reveals testosterone promotes a protective immune response in male mice by increasing IL-33 production, reversing symptoms in female mice with similar autoimmune disease. Sex differences in immune responses may underlie gender disparities in MS and other autoimmune diseases.

E-cigarettes and DNA damage

Research reveals e-cigarettes deliver carcinogenic compounds to human cells, damaging DNA and reducing repair mechanisms. Mice exposed to e-cigarette smoke showed increased DNA damage in vital organs, mirroring effects seen in cultured human lung and bladder cells.

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.

NUS researchers develop wireless light switch for targeted cancer therapy

A team of scientists from the National University of Singapore has developed a way to wirelessly deliver light into deep regions of the body to activate light-sensitive drugs for photodynamic therapy (PDT). The technology enables PDT to be used on inner organs with fine control, potentially treating a wider range of cancers.

Coal phase-out: Announcing CO2-pricing triggers divestment

A new study finds that substantial carbon pricing can lead to substantial divestment from coal, resulting in reduced emissions. The 'green paradox' effect is overcome when investors anticipate strong future climate policies, suggesting a more effective strategy for reducing emissions.

Getting to zero deforestation

A Stanford-led synthesis paper reveals strengths and weaknesses of corporate environmental pledges, suggesting a range of public-private policy solutions to boost their impact. The study recommends complementing regulation with endorsement and reinforcement of company standards, sharing information, and covering compliance costs for sm...

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.

Is a pear -- or apple-shape physique best for our brains?

Dr. Alexis M. Stranahan's study suggests that an apple-shaped physique, characterized by fat depositing around the abdominal cavity, may be worse for the brain than previously thought. Conversely, subcutaneous fat under the skin appears to protect the brain from cognitive decline.

Diamonds show promise for spintronic devices

Researchers have demonstrated the potential for diamond as a material for spintronics, with strong spin-orbit coupling and tunable magnetic field control. Diamond's ease of processing and fabrication make it an attractive alternative to traditional semiconductor materials.

Updates on recovery attempts for NASA IMAGE mission

After an amateur astronomer recorded observations of a satellite in high Earth orbit on Jan. 20, 2018, NASA coordinated the use of five separate antennas to acquire radio frequency signals from the object. The signals matched the expected characteristics of the IMAGE mission, suggesting it could be the lost satellite.

Mental images in nonhuman animals

Researchers discovered that Japanese tits show increased visual perception when exposed to specific alarm call playbacks, suggesting a visual search image of predators. The birds' behavior indicates that vocalization can evoke mental images of objects in nonhuman animals.

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.

More than 100,000 switches

A research team led by Dr. Ralf Gilsbach and Prof. Dr. Lutz Hein from the University of Freiburg has mapped out the gene regulators in the DNA of human cardiac muscle cells for the first time. They discovered over 100,000 gene switches that control gene activity, providing insight into mechanisms misdirected in heart disease.

Drug improves PTSD traits in rat model of explosive blasts

A new study published in eNeuro found that a drug currently being evaluated for depression and suicidal tendencies also alleviates anxiety, fearful behaviors, and memory deficits in rats exposed to blast injuries. The drug, BCI-838, promotes the generation of new brain cells in the hippocampus.

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.