Bluesky Facebook Reddit Email

Science News Archive 2019


Page 61 of 486

Ant expert discovers newly emergent species in his backyard

A global ant expert has discovered a new, native species in his Utah backyard, which is likely adapted to the region's warm and moist habitats. The species, Strumigenys ananeotes, was found in areas with over 150 years of irrigation and introduced forest.

Bacteria may contribute more to climate change as planet heats up

Research suggests that bacteria and archaea, collectively known as prokaryotes, will increase their carbon output in response to higher temperatures. The study found that most prokaryotes will speed up their metabolism and produce more carbon dioxide, contributing to climate change.

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.

Polygenic risk score improves psychosis risk prediction

A new study by UNC researchers found that using a polygenic risk score (PRS) improves psychosis risk prediction in persons meeting clinical high-risk criteria. The PRS, developed from genome-wide association studies (GWAS), discriminates persons with schizophrenia from unaffected individuals and predicts future psychosis.

Complementary and alternative therapies to treat colic

A review of complementary and alternative therapies for treating infantile colic found some treatments like probiotics, fennel extract, and spinal manipulation to be effective but with limitations due to small sample sizes and subjective measurement methods.

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.

Drug dust

Researchers at Harvard University have developed a promising new tool called MagLev that can identify smaller concentrations of drug powders than any other device. The technology separates substances based on density and can handle far more substances than current quick-test options.

Nitrous oxide emissions set to rise in the Pacific Ocean

New research in the Pacific Ocean reveals that ocean acidification is increasing nitrous oxide production, a potent greenhouse gas. If current trends continue, N2O emissions could surge by 185-491% by 2100, exacerbating climate change.

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.

Widespread misinterpretation of gene expression data

Researchers found a technical bias in RNA-seq data, leading to false results and misinterpretation of biological functions. The study highlights the importance of proper statistical handling to filter out false calls and preserve genuine findings.

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.

Individual climate models may not provide the complete picture

Climate scientists have found that individual climate models may not provide the complete picture of the Earth's climate sensitivity due to underestimated internal climate variability. Combining uncertainty from multiple models yields wider distributions, improving long-term predictions.

The thrust of the problem

A team of researchers from UC Riverside has determined a new geometric model for the Main Himalayan Thrust fault, allowing officials to better prepare for future earthquakes. The study found that the fault is still accumulating stress and may have increased the likelihood of another big earthquake nearby.

What leads citizens to vote for 'anti-establishment' parties?

The study reveals that lack of trust in political representation and dissatisfaction with the domestic economic situation are key factors driving voters to challenger parties. Citizens who feel unwary of the political classes and are disenchanted with their economic situations are attracted to anti-establishment discourse and rhetoric.

Apple iPhone 17 Pro

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

Does blue light therapy help acne? Efficacy and evidence is lacking

A systematic review and meta-analysis of 14 randomized controlled trials found only three significant improvements in acne severity with blue light therapy. The majority of trials lack sufficient evidence to conclude the treatment's efficacy, highlighting the need for more research.

Beware probiotics in ICU patients

A study found that probiotics can cause bloodstream infections in ICU patients, with 1.1% of cases linked to Lactobacillus bacteria. Genetic analysis revealed a mutation that made the bacteria resistant to antibiotics, highlighting the need for caution when using probiotics in critically ill patients.

Stalled weather patterns will get bigger due to climate change

A Rice University study found that climate change will increase the size of stalled high-pressure weather systems, leading to larger heat waves and more severe droughts. The research used climate model simulations to predict a 17% increase in blocking events in the northern hemisphere.

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.

Boosting host immune defenses to treat tuberculosis

Researchers discovered that enhancing RNA sensor activities can inhibit Mtb growth and increase production of interferon and IFITM3, key elements of the immune response against tuberculosis. A repurposed antiparasitic drug called nitazoxanide may complement traditional regimens by boosting host defenses.

Gender quotas in business -- how do Europeans feel?

A recent study published in Comparative European Politics found that EU attitudes on gender quotas in management boards are divided, with stronger support in countries like Cyprus and Portugal. The study revealed a paradoxical relationship between support for the quota and actual gender equality in each country.

What future do emperor penguins face?

A team of scientists predicts that emperor penguin colonies will decline drastically due to global warming, with 5-6°C temperature increase leading to near-total collapse. Climate models show that sea ice melting will deprive the birds of habitat and food sources, threatening their survival.

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.

Massive photons in an artificial magnetic field

Researchers create two-dimensional system to trap photons, which behave like massive quasiparticles with a magnetic moment. This discovery could lead to new optoelectronic devices and unique quantum states of matter.

How artificial intelligence can transform psychiatry

Researchers developed a speech-based mobile app that can categorize a patient's mental health status as accurately as or better than humans. The AI system assesses speech samples, compares them to previous samples and the broader population, and rates the patient's mental state.

Scientists crack rabies virus weaponry

Researchers have discovered a way to stop the rabies virus from shutting down the immune system, solving a long-standing scientific puzzle. The breakthrough involves disabling the binding of viral proteins to host cells' STAT1 protein, paving the way for new oral vaccines.

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.

Study reveals 'bug wars' that take place in cystic fibrosis

A study in eLife reveals how respiratory bugs in cystic fibrosis patients interact, influencing disease progression and survival. The research found that one bacterium enhances the movement of another, while others significantly increase its mobility.

Vaccine reduces likelihood of severe pneumonia

A new study finds that a vaccine against pneumococcal bacteria reduces the likelihood of severe pneumonia in children by 35%. The research also highlights the importance of vaccinating children to protect the whole community and reduce the spread of pneumococcus. By evaluating the effectiveness of pneumococcal vaccines in Asia, the stu...

Meta Quest 3 512GB

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

Songbirds sing species-specific songs

Researchers found that gene activity in brain regions called song nuclei is associated with species-specific patterns of singing in songbirds. The study identified a signaling molecule called BDNF as a mediator of changes in trans-regulated genes, which disrupted the structures of learned songs in adult zebra finches.

Larger than life: Augmented ants

Researchers at OIST Graduate University have created the first augmented reality experience to pair with a taxonomic research paper, presenting six new species of Strumigenys ants from Fiji. The app, Insects3D, allows users to view 3D models of ant specimens in AR and magnify them up to the size of a lion.

Etalumis 'reverses' simulations to reveal new science

Etalumis, a probabilistic programming framework, has been developed to control existing simulators and run on large-scale HPC platforms. It enables researchers to interpret vast volumes of experimental data by essentially 'reversing' simulations, bringing new insights into complex physics problems.

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.

Low-cost, portable system takes OCT beyond ophthalmology

Researchers developed a low-cost, portable OCT system that can image structures in hard-to-reach areas like joints. The device uses an endoscopic delivery system to provide real-time quantitative information on cartilage thickness without damaging the tissue.

Using sound waves to remotely target drugs to tumors

Biomedical engineers have combined ultrafast ultrasound imaging with ultrasonic tweezers to precisely track and target drug carriers within a phantom blood vessel. This new method could enable acoustic control and real-time tracking of drug release within the body, potentially improving targeted therapeutics.

Small RNAs link immune system and brain cells

A recent study by Goethe University Frankfurt identified 17 microRNA families that play a crucial role in the interface between the immune and neuronal systems, showing sex-specific differences in gene expression. These findings may lead to new therapeutic approaches for psychiatric diseases.

Superconducting wind turbine chalks up first test success

A team of researchers has successfully tested a superconducting rotor on an active wind turbine, demonstrating the compatibility of this technology with operational environments. The achievement marks a significant step towards wider adoption of superconducting generator technology in wind turbines.

ACP addresses high cost of prescription drugs in new policy papers

The American College of Physicians recommends improving transparency, lowering out-of-pocket costs for patients, and enhancing access to affordable medications. The policies aim to stem the escalating costs of prescription drugs by increasing oversight and regulation of Pharmacy Benefit Managers and public health plans.

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.

New spin directions in pyrite an encouraging sign for future spintronics

Researchers have discovered unconventional energy- and direction-dependent spin textures on the surface of pyrite-type crystals, enabling both in-plane and out-of-plane spin components. This finding opens new possibilities for topological spintronics devices and unlocks the potential of pyrite in future spintronics applications.

Brookhaven-Commonwealth Fusion Energy Project wins DOE funding

The Brookhaven-CFS project aims to develop breakthrough technologies for the fusion power industry, focusing on quench detection and protection systems. The team will collaborate to characterize high-temperature superconductors and test their ability to withstand damage-inducing events.

Listening to music while driving reduces cardiac stress

A study by Brazilian researchers found that listening to instrumental music attenuates cardiac stress while driving, increasing parasympathetic nervous system activity and reducing sympathetic nervous system activation. This can contribute to the creation of cardiovascular preventative measures for situations of acute stress.

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.

This is what the monsoon might look like in a warmer world

Researchers from Ruhr-University Bochum and University of Oxford studied a dripstone from India's Mawmluh Cave to reconstruct the Indian monsoon's past climate. They found the monsoon was less reliable 125,000 years ago, suggesting global warming may lead to similar changes.

Last Arctic ice refuge is disappearing

New research reveals the last remaining Arctic ice refuge is disappearing due to increased ocean currents and atmospheric winds, with the oldest ice declining twice as fast as the rest. The Last Ice Area will soon be gone, threatening wildlife survival and potentially leading to the loss of species.

Some hoppy news: Hops don't need to go dormant in order to flower

Researchers at Colorado State University have found that hops can be induced to flower without the traditional vernalization period, enabling year-round indoor production. This breakthrough could lead to a new era of sustainable and locally grown hops, supporting the craft brewing industry.

Stress with disrupted body clock increases risk of metabolic disease

A study published by Professor Henrik Oster suggests that daily stress coupled with a disrupted internal clock increases the risk of developing metabolic disorders such as obesity and type 2 diabetes. This is because environmental stress can affect food intake, promote weight gain, and have long-lasting effects on stress responses.

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.

Depression linked to nutrition in middle-aged and older Canadians

A new study found that depression is linked to nutrition in middle-aged and older Canadians, with lower intakes of fruits and vegetables being a risk factor. The study also found that immigrant women were more likely to experience depression than Canadian-born women.

Researchers find new way to target childhood cancer

Researchers have identified a new target molecule for treating childhood cancer neuroblastoma, which may lead to more effective treatments. The study found that high levels of a long non-coding RNA called 'lncNB1' are associated with poor prognosis, and its inhibition can cause cancer cells to die.