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Science News Archive October 2020


Page 4 of 47

Scientists discover new structures in the smallest ice cube

Researchers have identified five cubic isomers in a tiny ice cube, including two with chirality, using a novel infrared spectroscopy technique. The study provides crucial information for understanding the formation processes of cloud, aerosol, and ice.

Celestron NexStar 8SE Computerized Telescope

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

Brain imaging of tau protein in patients with various forms of dementia

Researchers develop a new PET-based imaging technique to detect abnormal tau protein deposits in the brain, which can diagnose Alzheimer's disease and frontotemporal lobar degeneration disorders with high accuracy. The method has shown promising results in detecting tau aggregates in patients with various forms of dementia.

Priming the immune system to attack cancer

An international team led by George Hajishengallis showed that training the innate immune system with β-glucan can inspire neutrophils to target tumors. The study found that trained immunity can be transferred through bone marrow transplants, leading to improved tumor-fighting ability.

Male fin whales surprise scientists by swapping songs

New research suggests fin whales sing multiple different songs, which may be picked up by migrating individuals and spread to different parts of the ocean. This complex behavior provides new insights into how fin whale populations move and change over time.

How people would choose who gets scarce COVID-19 treatment

A global study of over 5,000 participants found that age and probability of survival are the top characteristics considered when deciding who should receive scarce COVID-19 treatment. The study showed that people worldwide gave these two characteristics the most weight in their decisions, explaining about 50% of their choices.

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.

SMART researchers develop new gelatin microcarrier for cell production

A new gelatin-based microcarrier offers significantly higher harvest rates of cells grown with over 90% compared to traditional standards. The microcarrier facilitates expansion of mesenchymal stromal cells used to treat various ailments, including heart attacks and immune system rejection.

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.

Stronger treatments could cure Chagas disease

A more intensive treatment schedule with currently available therapeutics has been shown to completely clear the infection in infected mice. Researchers used light sheet fluorescence microscopy to view intact whole organs from infected mice and found that a less frequent dosage of benznidazole could be effective.

Facing up to the reality of politicians' Instagram posts

A University of Georgia researcher used computer vision to analyze thousands of images from over 100 Instagram accounts of United States politicians, discovering that posts featuring politicians' faces in non-political settings attract more likes and comments. The study found that images with only the politician's face or in personal s...

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.

Remdesivir for COVID-19: FDA approved but still unproven

Researchers from Florida Atlantic University argue that remdesivir is justified for compassionate use in severely ill patients with COVID-19 due to its potential benefits in reducing recovery time. Despite FDA approval, the current evidence base supports the use of other proven preventive strategies such as social distancing and masking.

Simple genetics control timing of chinook salmon migration

Researchers found a single small gene region influences Chinook salmon migratory timing, contradicting previous assumptions of complex genetics. This discovery may facilitate conservation efforts by clarifying the genetic basis of ecotypes.

Apple iPhone 17 Pro

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

Eating less suppresses liver cancer due to fatty liver

A recent study published by Shinshu University found that eating less can significantly reduce the risk of liver cancer caused by fatty liver. The research team observed a 41% decrease in liver tumors in mice with hepatitis C virus core gene, simply through dietary restriction.

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.

Study finds 5 distinct dog types from 11,000 years ago

A team of researchers found five different types of dogs with distinct genetic ancestries dating back to before animal domestication. The study sheds light on the origins of modern-day dogs and their relationship with humans.

Buzz kill: Ogre-faced spiders 'hear' airborne prey with their legs

Researchers confirmed ogre-faced spiders use metatarsal sensitivity to detect sound cues from up to 6 feet away, triggering a split-second backflip to strike airborne insects. The spiders' finely tuned sensory systems and unique hunting strategy enable them to capture prey in mid-air.

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.

Denisovan DNA in the genome of early East Asians

Scientists identify a 34,000-year-old Early East Asian fossil with mixed Eurasian descent, showing a quarter of its ancestry came from western Eurasians. The study found that the individual's DNA contained segments from extinct hominins, including Denisovans and Neandertals.

Samara Polytech chemists synthesized new compounds

Researchers at Samara Polytech synthesize new adamantane derivatives, enabling the creation of functional materials. The approach uses polyfunctional structures and bridged carboxylic acids to increase synthetic availability.

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.

Rice finds path to nanodiamond from graphene

Researchers at Rice University have developed a new method to create nanodiamond from graphene by applying pinpoint pressure, overcoming the energetic barrier to nucleation. This breakthrough could lead to the creation of single-crystal diamond films for electronics and optical applications.

Decadeslong effort revives ancient oak woodland

Researchers report a successful restoration of an ancient oak woodland in Illinois, with native plant biodiversity comparable to best remnant woodlands. The team's efforts focused on rooting up invasive plants, periodically burning, seeding native plants and culling deer, achieving a level of success rare in restoration ecology.

Shot of alcohol can help an irregular heartbeat

A combination approach of catheter ablation and ethanol infusion significantly reduced atrial fibrillation recurrence rates, with 49% remaining free from AFib after six months. This finding supports the use of the Vein of Marshall Ethanol for Untreated Persistent Atrial Fibrillation (VENUS) trial's treatment as a first-line therapy.

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.

A new RNA catalyst from the lab

Scientists at the University of Würzburg have developed a ribozyme that can transfer methyl groups to target RNAs, shedding light on an interesting aspect of evolution. The discovery may mimic a ribozyme that could have been lost in nature, and has potential applications for understanding RNA structure and function.

Weak equivalence principle violated in gravitational waves

Research reveals that quantum particles can break a key principle of classical physics when passing through gravitational waves, opening up new possibilities for advanced materials and devices. This finding has significant implications for the development of gravitational wave detectors and potential energy harvesting technologies.

Leaving more big fish in the sea reduces CO2 emissions

A recent study found that leaving more big fish in the sea reduces CO2 emissions by sequestering carbon. Large fish like tuna and sharks contain significant amounts of carbon, which is released into the atmosphere when they are caught.

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.

Forecasting elections with a model of infectious diseases

Researchers propose a data-driven model to forecast U.S. elections by tracking democratic and republican voters over time, predicting vote margins in each state. The authors' simple yet effective approach enables early forecasts with high accuracy, making it a valuable tool for election prediction.

Cell biology gurus and UCF Bioimaging expert partner to crack 4th dimension secrets

Researchers from the University of Illinois at Urbana-Champaign, Bar-Ilan University, and the University of Central Florida are collaborating on a $4.2 million grant-funded project to advance our understanding of DNA arrangement within cells in space and time. The goal is to shed light on the role of nuclear movement in gene expression...

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.

Racial disparities in treatment for common lung cancer persist despite gains

A new study examined recent data on African American patients with early-stage non-small cell lung cancer and found that while Black patients are now more likely to receive effective treatments, disparities persist. The use of surgery remained a significant disparity across racial groups, despite increasing utilization over time.

Researchers map genomes of agricultural monsters

Scientists have sequenced the genome of New World screwworms, identifying ways to slash populations by targeting specific genes. This research could lead to a more efficient biological barrier system to prevent the species from moving north and causing massive livestock losses.

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.

New 'epigenetic' clock provides insight into how the human brain ages

Scientists developed a new epigenetic clock specifically for the human brain, which is more accurate than previous models. The clock predicts biological age from DNA samples and may help understand accelerated ageing in the brain, potentially associated with brain diseases like Alzheimer's disease.

Dull-colored birds don't see the world like colorful birds do

A new study by Duke University researchers reveals that dull-colored birds like Bengalese finches categorize colors in a unique way, focusing on brightness rather than hue. This difference is attributed to their evolutionary environment and the signals they've adapted to detect.

Smart solution to detect seafood spoilage

A new device uses biogenic amines to detect seafood spoilage, offering a quick and simple method for testing amine vapors from fish. The technology has the potential to revolutionize food safety by enabling real-time monitoring of spoilage levels in seafood.

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.

Artificial intelligence (AI)-aided disease prediction

The article discusses emerging applications of AI-related medicine, including novel diagnostic approaches, metadata analytical methods, and AI-aided treatment applications in preclinical and clinical uses. New progress in AI-aided disease prediction holds tremendous potential for future clinical use.