Bluesky Facebook Reddit Email

Science News Archive June 2021


Page 36 of 51

Researchers take quantum encryption out of the lab

A field trial demonstrates a stable and efficient quantum key distribution (QKD) system that can generate quantum-secure cryptographic keys at sustained rates over a standard telecommunications infrastructure. The system, developed by researchers in Italy, is designed to be easy-to-operate and integrate into existing optical networks.

Rice fish model of a rare metabolic disorder

Scientists have developed a Japanese rice fish model to study congenital disorders of glycosylation, including ALG2-CDG. The model replicates symptoms such as neuronal problems and retinitis pigmentosa, and demonstrates that supplying fully-functional Alg2 can prevent defects.

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.

A new approach will help save X-ray studies from failing results

Scientists developed a method to predict and eliminate X-ray glitches in single-crystal optics, increasing the efficiency of refractive optics. The approach is based on accurate simulation and prediction of glitches, allowing researchers to tune their work at modern X-ray sources.

Improving heart health may reduce the severity of COVID-19 disease

A study published in European Heart Journal found that patients with cardiovascular risk factors are more likely to experience severe outcomes from COVID-19. The research highlights the potential benefits of promoting heart health as a strategy to improve COVID-19 outcomes.

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.

New research a 'step change' for diabetes patients

Researchers at Staffordshire University have developed a novel, low-cost method to detect foot ulcer risk without electronic sensors. This new technique uses 3D-printed structures to identify areas with high pressure, enabling clinicians to prescribe custom footwear or insoles.

Australian researchers create quantum microscope that can see the impossible

University of Queensland researchers have created a quantum microscope that can see biological structures impossible to detect with traditional light-based microscopes. The device uses quantum entanglement to provide 35% improved clarity without destroying cells, enabling minute biological structure observation.

Apple iPhone 17 Pro

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

Cholesterol metabolite induces production of cancer-promoting vesicles

Researchers discovered that a byproduct of cholesterol metabolism, 27-hydroxycholesterol, induces the production of extracellular vesicles that promote breast tumor growth and metastasis. The study found that these vesicles carry signaling molecules that spur estrogen-responsive cancer cells to proliferate and grow.

Machines can help wine grape industry survive labor shortage

A new review by UC Davis researchers provides guidelines for growers to utilize machines in pruning, canopy management, and harvesting. Machines can save up to 80% of labor costs per acre and improve grape quality, particularly when used for mechanical canopy management.

A link between childhood stress and early molars

University of Pennsylvania researchers discovered a correlation between childhood stress and earlier molar eruption, with lower-income children experiencing an earlier onset. The study used a novel rating system to measure tooth development, showing that adverse childhood experiences also predict earlier molar eruption.

Ceramics provide insights into medieval Islamic cuisine

A study of organic residues on ceramic pottery from rural and urban Sicily during the 9th to 12th century AD reveals a diverse range of vegetables, fruits, beeswax, and animal food products. The findings are consistent with Arabic literature's colorful dishes and highlight regional differences in cuisine preferences and ceramics use.

Meta Quest 3 512GB

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

For early amphibians, a new lifestyle meant a new spine

Early amphibians that adapted to terrestrial life had shorter, more curved intercentra, while aquatic species maintained morphologies similar to their ancestors' land-dwelling counterparts. The study's findings contradict earlier notions of what spinal morphologies enabled successful movement on land.

Developing the novel joint technique for copper alloy

Researchers at National Institutes of Natural Sciences have developed an Advanced Multi-Step Brazing (AMSB) technique to jointly fabricate components made of oxide dispersion strengthened copper alloy. The new technique enables the creation of a heat removal component with excellent heat removal performance, surpassing existing records.

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.

X-ray Scanner Spots Cancers and Analyzes Drugs in Minutes

Duke University engineers developed a prototype X-ray scanner that can reveal molecular composition of objects, revolutionizing cancer surgery, pathology, drug inspection, and geology. The technology can accurately diagnose cancerous tissues and analyze pharmaceuticals in real-time.

Disparities in treatment persist for people with headache

Research shows that Native Americans and Alaska Natives have the highest prevalence of migraine and headache disorders, while Black men receive the least care. The article proposes solutions to address these disparities through clinical strategies, professional training, and research initiatives.

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.

Study examines COVID-19 among patients receiving home dialysis

A new study examines COVID-19 among patients receiving home dialysis, finding that these patients are equally vulnerable to infection as in-center dialysis patients. The study also highlights the devastating mortality rate among home dialysis patients, emphasizing the importance of vaccination and public health precautions.

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.

Solving mystery of the four-headed echidna penis

Scientists from University of Melbourne and University of Queensland have explained echidna's reproductive enigma, detailing testes that never descend or scrotum. The short-beaked echidna has a remarkable penis with four heads, which are functional in alternating erections.

Meiosis: Mind the gap

Cells introduce hundreds of DNA DSBs to facilitate genetic recombination, but researchers found that approximately 20% of breaks correspond to closely positioned pairs of DSBs, which can initiate recombination at chromosome gaps

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.

Acoustical evolution increases battle between predator, prey

Researchers discover moths have evolved acoustic metamaterials on their wings to absorb ultrasound, outsmarting bats. This adaptation decreases echo return and enhances insect survival, with scales tuned to different frequencies forming a broadband absorption array.

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.

Study examines care received by patients with knee osteoarthritis

A new study published in Arthritis & Rheumatology found that only a minority of patients with knee osteoarthritis used non-surgical care such as physical therapy and knee injections. The study suggests that surgery may be more commonly substituted for conservative care in regions with high rates of knee replacements.

Smokers needed angioplasty and stenting a decade before non-smokers

A new statewide study in Michigan found that smokers needed their blocked arteries fixed nearly a decade earlier than non-smokers, with patients with obesity undergoing procedures four years earlier than non-obese patients. The study suggests that preventing smoking and obesity could delay the onset of heart disease.

'PrivacyMic': For a smart speaker that doesn't eavesdrop

Researchers have created a system called PrivacyMic that uses ultrasonic sound frequencies to identify household and office activities, with greater than 95% accuracy. This technology enables smart home systems to recognize services needed without recording audible speech.

Measuring sound diversity of quietness

Researchers develop Composite Urban Quietness Index to measure sound diversity of quietness, aiming to provide a new understanding of comfortable quiet. The study reveals that high-intensity sound and silent acoustic environments can cause stress, highlighting the need for quantifiable characteristics of quietness.

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.

Breakthrough study shows defining traits are forged the moment we're born

A breakthrough study published in Frontiers in Psychiatry shows that individual brain networks develop within the first month of life, predicting unique infant temperament traits. Researchers found greater connectivity between frontal and parietal regions linked to improved behavioral regulation in infants.

How catalysts age

Scientists at the Paul Scherrer Institute have developed a new experimental method to investigate the ageing process of vanadium phosphorus oxides (VPO) catalysts. The method allows for precise measurement of chemical properties in three dimensions, revealing changes in the material's structure and chemistry over time.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Study finds COVID-19 vaccines safe for IBD patients

Research found that COVID-19 vaccines are safe for patients with inflammatory bowel disease (IBD), who experience chronic digestive symptoms. Most side effects were mild and short-lived, with gastrointestinal issues being the most common. IBD patients on biologic therapies reported even fewer side effects due to the modulating effect o...

Better-fitting face masks greatly improve COVID-19 protection

Researchers at the University of Cincinnati found that poorly fitting face masks can double the infection risk to wearers and others, while custom-fitted masks greatly reduce this risk. The study used CT scans to measure gaps between faces and masks, revealing substantial leaks around the nose that compromise mask effectiveness.

Over 500 new FRBs detected in single year due to CHIME telescope

The CHIME/FRB catalogue reveals significant differences between repeater and non-repeater FRBs, with repeaters emitting more focused radio frequencies and bursting repeatedly. The discovery provides clues about the properties of FRBs and potentially offers an independent measurement of matter distribution in the Universe.

Celestron NexStar 8SE Computerized Telescope

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

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.