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Science News Archive November 2022


Page 1 of 39

Photonics chip allows light amplification

A new study developed a traveling-wave amplifier based on a photonic integrated circuit operating in the continuous regime, providing 7 dB net gain on-chip and 2 dB net gain fiber-to-fiber. This achievement enables unlimited application areas for LiDAR and other optical sensing applications.

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.

Banning fruity flavors did not deter vapers

The FDA ban on flavored e-cigarettes did not lead to a significant decrease in adult vaping rates. In fact, many users switched to other flavored e-cigs or tobacco products. The study suggests that policy loopholes and the availability of newer products contributed to the failure of the ban.

Bolstering ecology by overcoming social–ecological landscapes of fear

A recent study highlights the importance of addressing negative human histories in shaping conservation practices. The authors propose a three-step approach to overcome social-ecological landscapes of fear, which constrain research and hinder ecological inquiry. By recognizing past injustices and engaging with local communities, scient...

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.

Female monkeys ‘actively reduce’ social network as they age

Researchers found that female rhesus macaques become increasingly selective in their social interactions as they get older, focusing on relatives and established friendships. This trend suggests that females play an active role in shaping their social networks, rather than being shunned by society.

The incredible power of the ice that sculpted Europe’s landscape

The Eurasian Ice Sheet sculpted Europe's landscape through extreme erosion over the last 100,000 years, with climate and geology playing key roles. The study reveals vast networks of subglacial rivers, promoting faster ice flow and sediment transport, with significant implications for marine carbon sinks and coastal communities.

Apple iPhone 17 Pro

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

ZTF makes first discovery of a rare cosmic “lunch”

Astronomers have made the first-ever discovery of a rare cosmic 'lunch' involving a black hole devouring a nearby star and releasing relativistic jets further out into the universe. The event, AT2022cmc, was detected using a novel data-crunching method that quickly identified it in ZTF survey data.

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.

Finding the answers hidden in our antibodies

A new serological test, PepSeq, allows scientists to quickly test antibody binding against hundreds of thousands of protein targets, helping prepare for and respond to pandemics. The technology identifies specific antibodies that provide protection against infection, holding promise for developing effective vaccines and treatments.

Connecting Spanish-speaking patients with Quitline improves quit rates

Researchers developed an approach to connect Spanish-speaking smokers with tobacco treatment delivered by state Quitlines, leading to improved treatment enrollment and smoking cessation outcomes. Patients who received treatment in Spanish completed more counseling calls and were more likely to report abstinence from smoking than those ...

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.

Ancient DNA from Medieval Germany tells origin story of Ashkenazi Jews

The study found that the Erfurt Jewish community was more genetically diverse than modern-day Ashkenazi Jews, with at least two distinct groups. The research team discovered that the founder event, which makes all Ashkenazi Jews today descendants of a small population, happened before the 14th century.

Bird's-eye view of a European project: SHOWCASE’s open access collection

The European Union's H2020 SHOWCASE project has launched an open access collection in the Research Ideas and Outcomes journal, providing a comprehensive overview of its work and development. The collection showcases the project's synergy between agriculture, biodiversity, and ecosystem services, highlighting its contributions to transp...

A safer opioid? Scientists are onto something

Researchers link fentanyl to sodium pockets in nerve cell receptors, blocking harmful side effects while reducing pain. The study offers promise for safer painkillers and potential improvements for addressing the nation's crisis of addiction and overdose.

Accuracy in patient understanding of common medical phrases

A recent survey of adults found that several medical phrases are frequently misinterpreted, leading to incorrect treatment and care. The study highlights the need for clear communication between healthcare providers and patients to avoid misunderstandings.

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.

More control over plasma accelerators

Researchers have developed a hybrid plasma accelerator that combines two methods for electron acceleration, achieving better stability and higher particle density than single-accelerator systems. This innovation opens up new possibilities for precision X-ray generation and novel applications in fields like medical imaging and ultrafast...

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.

Researchers realize remote tuning of lifetime of coupled dirac plasmons

Researchers have enabled remote tuning of coupled Dirac plasmon excitations in graphene by designing an additional damping pathway through adjusting the Fermi energy level. The results provide fresh concepts for active control of other quasiparticle lifetimes and applications in nanophotonics.

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.

UC finds mammoth problem with extinction timeline

Researchers at UC challenge current timeline for mammoth extinction, citing limitations in dating environmental DNA. The team suggests that the slow decomposition of animals in arctic regions could explain how mammoth DNA is showing up thousands of years later than expected.

Researchers awarded $2.1M to study muscles

The UMass Lowell-led team aims to understand how proteins affect biting function in animals, with potential applications in treating diseases like muscular dystrophy. The research will involve studying molecular properties of myosin, a fibrous motor protein, and its impact on muscle force and velocity.

Small asteroids are probably young

A study published in Nature Communications suggests that small asteroids are probably young because of their loose internal structure and low cohesion. This finding has important implications for understanding the geological development of asteroids.

New monochromator optics for tender X-rays

The new monochromator optics increase photon flux in the tender X-ray range by a factor of 100, allowing highly sensitive spectromicroscopic measurements with high resolutions. This enables data collection on nanoscale materials, such as catalytically active nanoparticles and modern microchip structures, for the first time.

Clouds less climate-sensitive than assumed

Researchers analyzed observational data from a major field campaign in 2020 and found that trade-wind clouds' contribution to climate warming has been overestimated. The study shows that the clouds are more resilient to global warming than previously thought, which can improve the accuracy of future climate projections.

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.

Reduced use of child sexual abuse material after online CBT

Researchers at Karolinska Institutet found that internet-delivered anonymous cognitive behavioural therapy (CBT) significantly reduced the viewing of child sexual abuse material. The study, published in Internet Interventions, shows promise for a feasible and effective treatment approach.

Nanodiamonds can be activated as photocatalysts with sunlight

Researchers have discovered that nanodiamonds can emit solvated electrons in water when exposed to visible light, a crucial step towards using them as photocatalysts. This discovery could lead to the development of inexpensive and metal-free processes for converting CO2 into valuable hydrocarbons or converting N2 into ammonia.

Meta Quest 3 512GB

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

New major EU-funded research project takes broader approach to mental health

A new EU-funded research project aims to improve understanding of mental health by combining biological and social factors, focusing on four critical life stages: early life, puberty, peripartum, and old age. The project seeks to develop personalized preventive and therapeutic measures and reduce stigma associated with mental illness.

Designing better water filters with AI

Researchers used AI to design and test thousands of functional group patterns on a carbon nanotube pore, finding optimal arrangements that can filter out contaminants. The study demonstrates AI's potential in developing new types of water purification membranes.

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.

Grape consumption helps counter UV damage to skin

A recent human study published in Antioxidants found that consuming grapes protected against ultraviolet (UV) damage to the skin. The study showed increased resistance to sunburn and unique microbiomic and metabolomic profiles in subjects who consumed whole grape powder, suggesting a correlation between the gut and skin.

Biodiversity unbalanced as ice-free Antarctic areas grow

A study found that Antarctic ice-free areas will create new habitats for some species, but also increase competition and risk of invasion by non-native species. The research highlights the need to address key questions about the impacts of these changes on biodiversity.

Pulses driven by artificial intelligence tame quantum systems

Researchers from Okinawa Institute of Science and Technology (OIST) have developed a machine learning-based method to discover non-intuitive pulse sequences that can cool mechanical objects to ultracold temperatures faster than traditional methods. This breakthrough showcases the utility of artificial intelligence in quantum technologies.

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.

Physicists observe wormhole dynamics using a quantum computer

Researchers have developed a quantum experiment that allows them to probe connections between theoretical wormholes and quantum physics. The study demonstrates the equivalence of wormholes with quantum teleportation, a process experimentally demonstrated over long distances.

Male orb-weaving spiders fight less in female-dominated colonies

A new study found that when there are more females than males in colonies of orb-weaving spiders, males fight less with each other and females exhibit less aggression. The researchers also observed cooperation among spiders in constructing their webs and wrapping prey in silk.

Fluke 87V Industrial Digital Multimeter

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

Rare sighting of luminous jet spewed by supermassive black hole

A team led by University of Maryland astronomer Igor Andreoni discovered a bright optical flare caused by a dying star's encounter with a supermassive black hole. The event, AT2022cmc, is extremely rare and was found using a novel data pipeline that analyzed the Zwicky Transient Facility survey.

With high costs and similar benefits, use of new neurology drugs is low

A study funded by the American Academy of Neurology found that only a small percentage of people with neurologic conditions are being treated with new medications, despite their higher costs. The study also revealed that out-of-pocket costs for new drugs are highly variable and unpredictable compared to existing medications.

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.