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Science News Archive February 2020


Page 10 of 40

UW researchers contribute to quantifiable observation of cloud seeding

University of Wyoming researchers contributed to the first quantifiable observation of cloud seeding using radar and gauges, which demonstrated significant snowfall increase in a western U.S. region. The study, dubbed SNOWIE, used modern technology to track seeding plumes and isolate snow added through cloud seeding.

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.

Light-driven locomotion of liquid crystal gels

Researchers developed liquid crystalline gels capable of underwater photothermal actuation, inducing macroscopic shape changes that drove locomotion. The gels exhibited temperature-dependent bending and oscillation, allowing for various types of underwater movement, including crawling, walking, jumping, and swimming.

Why monkeys choose to drink alone

Researchers at Yale University found a unique brain signature associated with pro-social and anti-social decisions in monkeys. Monkeys prefer to drink alone when faced with the option of sharing fruit juice with another monkey.

Want to catch a photon? Start by silencing the sun

Researchers at Stevens Institute of Technology have developed a 3D imaging system that uses light's quantum properties to create images 40,000 times crisper than current technologies. The system, which employs Quantum Parametric Mode Sorting (QPMS), reduces single-photon noise by exponentially cleaning up noisy images.

As oceans warm, fish flee

A new study warns that ocean warming will lead to the loss of commercial fish species, with tropical nations facing significant economic and ecological impacts. The research highlights the lack of policy interventions to address this issue, but suggests that international cooperation could mitigate losses and preserve resources.

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.

Antibodies: the body's own antidepressants

Researchers have found that autoantibodies against the NMDA receptor can reduce symptoms of depression and anxiety when they enter the brain. The level of these autoantibodies increases with age and is higher in people subjected to chronic stress, but may also play a positive role in reducing depressive symptoms.

When coronavirus is not alone

A team of complexity scientists have developed a 'meme' model for multiple diseases, revealing that interacting contagious diseases follow the same complex spreading patterns as social trends. The study found that even one more contagion can dramatically shift dynamics and trigger macroscopic jumps in epidemic size.

Swarming robots avoid collisions, traffic jams

Researchers at Northwestern University developed a decentralized algorithm that enables swarms of robots to form shapes and avoid collisions. The algorithm views the ground as a grid, allowing each robot to sense its closest neighbors and make local decisions without global information.

Engaging with schizophrenia -- experts argue for new approaches to treatment

Researchers at the University of Birmingham suggest integrating various theories to inform clinical practice. They propose a new approach that acknowledges patients' sense of self is disrupted in schizophrenia. By focusing on how patients can lead fulfilling lives with their symptoms, clinicians can improve treatment outcomes.

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.

Defects add color to quantum systems

Researchers at Stanford University have found a way to identify and control colorful defects in hexagonal boron nitride, a material that can emit bright light as a single photon. This breakthrough has the potential to create predictable sources of quantum light, a crucial component for future quantum technologies.

Animal lacking a mitochondrial genome

Researchers have identified a jellyfish-like animal, Henneguya salminicola, that lacks a mitochondrial genome and aerobic respiration. This finding sheds light on the evolutionary transition from aerobic to anaerobic metabolism in certain multicellular animals.

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.

The 'purrfect' music for calming cats

Researchers at LSU found that cats were less stressed when played cat-specific music, with lower cat stress scores and handling scale scores compared to classical music and no music. The study suggests that cat-specific music may benefit both cat welfare and owner experience.

Climate change will cause a loss of olive production in Andalusia

Climate change is projected to reduce the suitable area for growing most olive varieties in Andalusia, particularly Nevadillo, Manzanilla, Lechín, and Picudo, due to less rainfall and soil humidity loss. However, the Picual variety may see an increase in suitable areas in higher regions like Alpujarra.

'Make two out of one' -- division of artificial cells

Researchers at Max Planck Institute have achieved unprecedented control over the shape transformations and division process of artificial cells by anchoring low densities of proteins to the cell membranes. This simplified mechanism does not depend on precise molecular interactions, making it a promising tool for synthetic biology.

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.

A promising new strategy to help broken bones heal faster

Researchers at the University of Pennsylvania have developed an affordable oral therapy to help broken bones heal faster in people with diabetes. The therapy, grown in plants, uses a protein called insulin-like growth factor-1 (IGF-1) to stimulate bone-building cells and promote bone regeneration.

Algal darkening of Greenland ice sheet

Algae found in glaciers thrive under extreme conditions, absorbing UV light and producing energy to drive surface melt. Darkening of the Greenland Ice Sheet accelerates surface melt, with algal biomass contributing to its melt, according to a new study.

The seismicity of Mars

The NASA InSight lander has recorded over 450 marsquakes on Mars, providing insights into the planet's internal structure and tectonic activity. The data reveals a stronger attenuation in the upper mantle compared to the lower mantle, indicating a more fractured crust.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Technology in higher education: learning with it instead of from it

Researchers at the University of Missouri have discovered that activity-based learning with technology fosters student creativity and innovation. By incorporating digital tools, professors can encourage students to develop original ideas and work collaboratively towards novel solutions.

Extra chromosomes in cancers can be good or bad

Research reveals some extra chromosomes in cancer cells can inhibit metastasis and even increase survival rates for patients. A study published in Developmental Cell found beneficial aneuploidies associated with increased survival, contrary to the long-held notion that aneuploidy always skews gene activity towards aggressive cancers.

The dangers facing fireflies

Fireflies face numerous threats, including habitat loss and artificial light pollution, which can harm their bioluminescent displays and overall survival. Conservation efforts, such as preserving habitats and reducing insecticide use, can help improve firefly populations and mitigate these threats.

Apple iPhone 17 Pro

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

New method gives glaucoma researchers control over eye pressure

Neuroscientists at the University of South Florida have developed a method to regulate eye pressure, which is sufficient to cause and explain glaucoma. The new technique enables direct knowledge and control of eye pressure, removing experimental variability and enabling systematic studies.

How sleep helps teens deal with social stress

Adequate sleep is crucial for teenagers to navigate challenging social situations and cope with ethnic or racial bias. The study found that getting a good night's sleep helps teens problem-solve more effectively and seek peer support when faced with hardships.

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.

Rice scientists simplify access to drug building block

The Rice University team has introduced an inexpensive organic synthesis technique that catalyzes the transfer of nitrogen atoms to olefins, making valuable pharmaceutical precursors. The process combines nitrogen and hydrogen atoms in triangular aziridine products, which are readily available to react with other agents.

Marijuana use among older adults in US

A study analyzing national survey data found that cannabis use increased significantly among women, racial/ethnic minorities, and those with higher incomes or education levels. The proportion of adults who reported past-year marijuana use rose from 2.4% to 4.2% between 2015-2018.

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.

'CRISPR: A Screener's Guide' headlines the March edition of SLAS Discovery

The discovery of CRISPR-Cas9 systems has revolutionized pharmaceutical research by allowing for industrial-scale gene editing and functional genomic screening. This enables the identification of new biological targets for precision medicines and the exploration of mechanisms of drug resistance and sensitivity ahead of clinical trials.

Celestron NexStar 8SE Computerized Telescope

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

Life expectancy and lifespan equality

A study analyzing data from 49 countries and regions found that increased lifespan equality is associated with higher life expectancy. High reductions in mortality at young ages contribute to both increased life expectancy and greater lifespan equality.

Neural cells speed up function in 3D bioprinted skeletal muscle constructs

Researchers at Wake Forest Institute for Regenerative Medicine have developed a way to accelerate functional muscle regeneration by integrating neural cells into 3D bioprinted skeletal muscle constructs. The study, published in Nature Communications, demonstrates the potential for these constructs to restore normal muscle weight and fu...

APS tip sheet: Listening to bursting bubbles

Researchers analyzed the acoustics of a bursting soap bubble to decipher the origin of the popping sound, finding that forces exerted by the liquid film create the pop. This study demonstrates how sound signatures can be harnessed to measure forces during violent events.

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.

Google Award for next generation Deep Learning education

Professor Mary-Anne Williams from the University of Technology Sydney wins a Google TensorFlow Faculty Award to develop educational content with TensorFlow 2.0 and design machine learning experiences. The award aims to support responsible AI technologies that people can understand and trust.

Experts map future of family caregiving research

A new supplement from The Gerontological Society of America outlines 10 research priorities to better support the needs of family caregivers. These priorities aim to address gaps in current literature and provide concrete directions for future research on family caregiving intervention.

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.

How earthquakes deform gravity

A new algorithm can detect changes in gravity caused by earthquakes, potentially leading to earlier warnings and more accurate predictions. The signal is generated by the sudden shift in the earth's internal mass during an earthquake, and its detection could help identify strong earthquakes that may trigger tsunamis.

Antidepressant harms baby neurons in lab-grown 'mini-brains'

Researchers use lab-grown 'mini-brains' to detect harmful side effects of paroxetine on developing brain cells, revealing reduced synapse growth and support-cell populations. The study suggests mini-brains as a promising alternative to animal testing for detecting neurodevelopmental effects of drugs.

Study finds trend toward benefit in using blood-clotting agent for bleeding stroke

A new study suggests that a common blood-clotting agent may be effective in treating bleeding stroke, with researchers noting a trend towards reduced hemorrhage expansion in patients treated promptly. Further trials are underway to confirm these findings and explore the potential for this treatment to enter routine clinical practice.

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.

Brain cells protect muscles from wasting away

Researchers found that a mere four glial cells in the worm's brain control the stress response in cells throughout its body, increasing lifespan by 75%. This discovery suggests that brain cells may play a crucial role in protecting muscles from wasting away, and potentially lead to new treatments for muscle atrophy and obesity.

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.