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Science News Archive January 2024


Page 12 of 37

Studying the relationship between cannabis use and psychosis in young adults

A study published in ScienceDirect reviews the overlap between cannabis use and psychosis, highlighting the potential risks of cannabis on neurobiology. The study suggests that cannabis can exacerbate psychosis symptoms and impact motivation and attention, but also notes some potential benefits of cannabis use for social functioning.

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.

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.

Popular diabetes drug may also reduce the risk of severe liver disease

A nationwide study from Karolinska Institutet found that GLP1 agonists like Ozempic reduce the risk of cirrhosis and liver cancer in people with type 2 diabetes and chronic liver disease. Those who continued taking the medication for ten years were half as likely to develop severe liver disease.

Anxiety and depression symptoms after the Dobbs abortion decision

A study analyzing survey data from 718,000 participants found that living in states with abortion trigger laws was associated with higher anxiety and depression symptoms after the Dobbs v Jackson decision. The study suggests a small but significant increase in mental health issues among those residing in such states.

Apple iPhone 17 Pro

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

Bioengineers on the brink of breaching blood-brain barrier

A team of researchers has devised a method to deliver mRNA into the brain using lipid nanoparticles, offering new hope for treating conditions like Alzheimer's disease and seizures. The approach uses a special keycard-like system to bypass the blood-brain barrier, allowing therapeutic agents to enter the brain and target specific cells.

Suppression of deep-level traps for lead-free perovskite solar cells

Researchers developed a method to suppress deep-level traps in tin-based perovskite solar cells, leading to improved efficiency and stability. By using semicarbazide hydrochloride additives, they reduced non-radiative recombination and increased charge lifetime, achieving champion PCEs approaching 11%.

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.

Tunnelling of electrons via the neighboring atom

Researchers studied electron tunneling via neighboring atoms in van der Waals complexes, revealing two capture effects and a new understanding of Coulomb interactions. This discovery has implications for quantum physics, nanoelectronics, and ultrafast optoelectronic devices.

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.

A new perspective on the temperature inside tropical forests

A new study provides detailed maps of temperatures inside tropical forests, enabling ecologists to better predict how species will respond to climate change. The research reveals significant variability in forest temperatures, with some areas experiencing temperature differences up to 4 degrees from the surrounding environment.

Study suggests that unintentional weight loss is a signal to see a doctor

A study from Dana-Farber Cancer Institute found that unintentional weight loss is associated with an increased risk of cancer diagnosis within the coming year. The research suggests that patients experiencing unexpected weight loss should see their doctor to consider possible causes, including cancer. Healthy weight loss can come from ...

Celestron NexStar 8SE Computerized Telescope

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

When lab-trained AI meets the real world, ‘mistakes can happen’

A new study by Northwestern University found that lab-trained AI models are easily misled by tissue contaminants, resulting in errors in diagnoses and vessel damage detection. The researchers suggest improving the problem of quantifying and addressing biological impurities in AI models to enhance accuracy.

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.

Mutating hepatitis viruses make drug treatment more difficult

Researchers found that hepatitis E virus (HEV) mutations made treatment with individual drugs less effective, highlighting the need for combination therapies. The study's findings also provide insights into the evolutionary dynamics of HEV, paving the way for next-generation antiviral treatments.

Organic electronics lead to new ways to sense light

Researchers from Osaka University have developed a soft, flexible, and wireless optical sensor based on carbon nanotubes and organic transistors formed on ultra-thin polymer film. The sensor has high sensitivity over a wide range of wavelengths and can work even after being crumpled into a ball.

Complex green organisms emerged a billion years ago

A study published in Current Biology reveals that complex green organisms, including land plants and algae, evolved multicellularity almost a billion years ago. Researchers used gene sequencing data to pinpoint the emergence of this trait in filamentous algal lineages.

KAIST research team breaks down musical instincts with AI

A KAIST research team led by Professor Hawoong Jung identified the principle behind musical instincts emerging from the human brain without special learning using an artificial neural network model. The study found that cognitive functions for music forms spontaneously as a result of processing auditory information received from nature.

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.

Water, water everywhere and now we may have drops to drink

Researchers at NYU Tandon School of Engineering have achieved a breakthrough in RFD, increasing the salt removal rate by approximately 20% while lowering its energy demand. The system can store affordable renewable energy and produce potable drinking water, promising a sustainable solution to the global water crisis.

Predicting the risk of bad-actor-AI

Researchers predict an increase in bad-actor AI attacks on mainstream communities by mid-2024, with AI tools being used to spread toxic content daily.

Cancer diagnoses after recent weight loss

A study of 157,000 participants found that those with recent weight loss were more likely to be diagnosed with cancer within the next 12 months. Cancer of the upper gastrointestinal tract was most commonly associated with recent weight loss.

Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Gravity helps show strong force strength in the proton

Researchers at Jefferson Lab measure proton's mechanical properties, including internal pressure and shear stress, using a framework connecting gravity to the strong force. This breakthrough reveals new details about the distribution of the strong force inside the proton.

Deep underground laboratory will be a first for Africa

The Paarl Africa Underground Laboratory (PAUL) will be a game-changer for universities in South Africa and its partners, offering benefits through new jobs and research opportunities. The laboratory will enable scientists to study dark matter and neutrinos in a radiation-free environment.

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.

Forever chemicals" in German drinking water - a hidden threat unveiled

A landmark study reveals widespread presence of PFAS in German drinking water, exceeding detection limits in some samples. The research highlights the need for future regulatory decisions and public health guidelines, emphasizing the importance of monitoring PFAS levels in drinking water to ensure environmental and health safety.

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.

Innovative tech shows promise to boost rubber production in US

Scientists at Ohio State University have developed efficient extraction methods for natural rubber-producing plants, including a dandelion species and a desert shrub. The new techniques improve latex yield and reduce environmental footprint, offering an alternative to the world's primary natural rubber supply in Southeast Asia.

Popping a champagne cork reveals propulsive dynamics

The study found that pressure forces at the cork's base control its motion, with friction forces playing a decisive role. The researchers also discovered the formation of Mach discs, which can be used to determine gas pressure or temperature inside a champagne bottle.

Researchers find new multiphoton effect within quantum interference of light

Researchers from Leibniz University Hannover have disproved a previously held assumption about the impact of multiphoton components in thermal fields and parametric single photons. Their experiment reveals a new fundamental characteristic that was not considered in previous calculations, enabling the prediction of quantum interference.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Study predicts best times for ‘Curiosity’ to sample Mars’ methane

Researchers found 'puffs' of methane before Martian sunrise, suggesting optimal timing for Curiosity to collect data and gain insights into methane circulation and transport processes. The study uses computer models to simulate how methane moves beneath the Martian surface and mixes within the atmosphere.

In the Galapagos, urban finches fare better against vampire fly

Researchers found that urban finches are better equipped to survive the devastating effects of the avian vampire fly. In contrast, non-urban finches face nearly zero survival rates when parasitized, highlighting the importance of urban environments in mitigating parasite impact.

HIV: Early treatment, one key to remission

A new study using an animal model has identified a window of opportunity for early treatment to promote long-term control and remission of HIV infection. Starting treatment four weeks after infection promotes viral control after discontinuation of treatment, highlighting the importance of early diagnosis and treatment.

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.

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.