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Science News Archive July 2019


Page 17 of 41

Coaching scientists to play well together

A new study from Northwestern University shows that a free online training tool can significantly boost scientists' knowledge of team science and increase their self-confidence. The COALESCE tool has been validated by research to help scientists collaborate smoothly, reducing disputes over data access and authorship.

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.

Low doses of radiation promote cancer-capable cells

Researchers at the Wellcome Sanger Institute found that low doses of radiation increase p53 mutations, giving cancer-capable cells a competitive advantage. However, antioxidants can boost healthy cells to outcompete mutant cells.

How sex affects gene expression in mammals

Researchers discovered genome-wide variations in gene expression between females and males in mammalian species. The study revealed hundreds of conserved sex-biased gene expressions contributing to differences in traits.

Biomaterial-delivered chemotherapy leads to long-term survival in brain cancer

Researchers at the University of Nottingham have discovered that delivering chemotherapy drugs via a biodegradable paste during brain cancer surgery can lead to long-term survival. The treatment, using a combination of etoposide and temozolomide, was found to be effective in rat models with glioblastoma multiforme (GBM) tumors.

Alzheimer's gene may impact cognitive health before adulthood

A study found that individuals carrying the APOE4 allele, present in 15% of the population, showed lower IQ scores during childhood and adolescence. These findings suggest that the gene may impact cognitive health as early as age 6½ and become increasingly detrimental with aging.

NASA's Webb Telescope shines with American ingenuity

The James Webb Space Telescope is the result of a nationwide collaboration, with components manufactured across 29 US states. The telescope will explore cosmic history, solve mysteries in our solar system, and probe the origins of the universe.

Apple iPhone 17 Pro

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

Over-claiming knowledge predicts anti-establishment voting

A study published in Social Psychological and Personality Science found that individuals who overclaim their knowledge are more likely to vote against the establishment, with a 1.62 times higher likelihood for radical right voters. However, increased actual knowledge decreases this likelihood by 0.85 measurement points.

Women now seen as equally as or more competent than men

A meta-analysis of public opinion polls from 1946 to 2018 found that women are now perceived as more competent than men, especially in jobs that reward social skills. This shift is attributed to changes in women's labor force participation and education, as well as occupational segregation.

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.

This deep neural network fights deepfakes

A new deep neural network architecture can identify manipulated images at the pixel level, detecting blurred boundaries and unnatural transitions between regions. This technology aims to improve photo editing tool security and detect deepfakes with high precision.

Strong family relationships may help with asthma outcomes for children

A new Northwestern University study found that positive family relationships can buffer children from the negative effects of difficult neighborhood conditions on asthma management. Children living in high-danger neighborhoods with better family relationships had fewer symptoms and improved pulmonary function.

How long does a surgery take? Researchers create model

A machine-learning model was developed to predict surgical-case duration, with accuracy improved from 30% to 40-50% in some cases. The study used data from over 45,000 surgeries performed by 92 surgeons, finding that the greatest variability in estimates came from individual surgeon approaches.

A better avenue for neurosurgery to improve outcomes

A new study demonstrates that transradial surgery is safe and effective for various neuroendovascular procedures, providing faster recovery times with less procedural risk. Patients prefer this approach due to reduced complications and quicker discharge.

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.

A dynamic genetic code based on DNA shape

A new study published in European Journal of Human Genetics reveals that the left-handed Z-DNA conformation plays a key role in regulating type I interferon responses, which are involved in fighting viruses and cancer. The study analyzes families with variants in the ADAR gene and confirms a biological function for the left-handed conf...

Special issue: 50th anniversary of the Apollo 11 landing

The Apollo 11 lunar landing has left a lasting legacy in planetary science, providing insights into the Moon's formation and geology. Recent lunar exploration missions, such as China's Chang'E-4 program, continue to advance our understanding of the Moon and its potential for future human exploration.

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.

UCF team discovers, names new frog species

A UCF team led by Veronica Urgiles has discovered and named two new frog species found in high-elevation ecosystems of Ecuador. The team's research highlights the vast diversity of species yet to be discovered in the region, which is critical for conservation efforts.

Celestron NexStar 8SE Computerized Telescope

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

Radical reform needed to address dental decay worldwide

A commentary by UCSF experts highlights the need for radical reform in addressing dental decay, citing the sugar industry's influence on dental research and professional bodies. The authors recommend policies to manage financial conflicts of interest and promote public trust.

Link found between gut bacteria, successful joint replacement

Researchers found a link between healthy gut flora and reduced infection risk after knee and hip replacement surgeries. The study suggests that mice with unhealthy microbiomes may have compromised immune systems, paving the way for potential microbiome-based therapies to prevent infections.

Many of the deadliest cancers receive the least amount of research funding

A Northwestern University study found that many deadliest cancers, such as colon, lung, and liver cancer, receive significantly less nonprofit research funding than breast cancer, leukemia, and other well-funded types. This underfunding could impact research, drug development, and FDA approvals for these life-altering diseases.

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.

Waking up sleeping bacteria to fight infections

Researchers found a way to stimulate the waking of persisters, dormant bacterial cells that evade antibiotics and lead to chronic infections. Breaking links in the 'pore' formed by peptides enables these sleeping bacteria to regain energy and infect the host again.

'Trojan horse' anticancer drug disguises itself as fat

A stealthy new drug-delivery system has been developed that disguises chemotherapeutics as fat, allowing it to penetrate and destroy tumors while minimizing side effects. The system uses a long-chain fatty acid with two binding sites to attach to drugs, which are then carried by human serum albumin throughout the body.

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.

Biochemistry: Versatile recycling in the cell

The ABCE1 enzyme is essential for ribosome recycling, allowing cells to maintain protein quality and homeostasis. Its structure can adopt three conformations to boost recycling, influencing the interaction with ribosomes and ATP.

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.

Drinking red wine on the red planet

Researchers at Beth Israel Deaconess Medical Center found that resveratrol supplementation preserved muscle function and mitigated muscle atrophy under Martian gravity. The study suggests that resveratrol could be a key dietary supplement to maintain musculoskeletal health on long-term Mars missions.

Diabetes medications masking surgical complication

A recent study published in the British Journal of Anaesthesia found that people with diabetes taking gliflozin medications are at risk of ketoacidosis during surgery. Euglycaemic ketoacidosis can be deceiving, presenting with normal blood sugar levels, and may be missed easily by clinicians.

China's plans to solve the mysteries of the moon

The China Lunar Exploration Program (CLEP) has accomplished significant advancements in lunar research since its launch in 2007. The program plans to send the first sample-return mission to Earth, dubbed Chang'E 5, and establish a Lunar Scientific Research Station by 2030.

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.

Spread-changing orders and deletions affect stock prices

A study analyzing the NASDAQ100 index found that order deletions increase the bid-ask spread more often than trades do. The researchers also discovered that when the number of deletions exceeds the number of trades, stock prices become more varied across different stocks.

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.

Diabetes increases the risk of heart failure more in women than men

A new study finds that diabetes confers a greater excess risk of heart failure in women than men, with type 1 diabetes associated with a 47% higher risk. The study suggests several potential explanations for this difference, including sex differences in diabetes management and cardiovascular risk factors.

New research identifies gene that hides cancer cells from immunotherapy

A team at Fred Hutchinson Cancer Research Center has identified a gene called DUX4 that can prevent the immune system from recognizing and attacking cancer cells. This discovery suggests that blocking the activity of this gene might increase the success of immunotherapy treatments for a wide range of cancers.

Meta Quest 3 512GB

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

Lionfish ear-bones reveal a more mobile invasion

Researchers studying lionfish ear-bones found that these fish are more mobile than previously believed, moving at least once throughout their life. This discovery has implications for managing the invasive species, as understanding habitat choice can inform effective removal and conservation efforts.

Diabetes increases the risk of heart failure; more so in women than men

A global study of 12 million people found that diabetes significantly increases the risk of heart failure, with women at greater risk than men. Type 1 and type 2 diabetes both pose a stronger risk for women, highlighting the need for sex-specific research into diabetes and its impact on heart health.

The art of sensing within the skin

Scientists developed permanent dermal sensors that can be applied as artistic tattoos to detect changes in blood pH and metabolite levels. The sensors, based on colorimetric chemical reactions, were tested on pig skin patches, showing accurate detection of biomarkers.

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.

UMN Medical School researchers explain muscle loss with menopause

Researchers at UMN Medical School found that estrogen deficiency leads to a 30-60% drop in muscle stem cells and severe difficulty reproducing new muscle after injury. Estrogen replacement therapy may help maintain muscle health, but risks cancer due to its effects on tissues.

New low-cost thermoelectric material works at room temperature

Researchers have discovered a new thermoelectric material that works efficiently at room temperature, requiring less expensive materials like magnesium. The material's production could close the performance gap with traditional bismuth-tellurium-based alloys, expanding the use of thermoelectric modules for cooling.

Study: Even in competitive markets, shareholders bear burden of corruption

A new study finds that US shareholders suffer substantial costs due to domestic political corruption, with low-profit firms in competitive environments particularly vulnerable. The research suggests that state-level monitoring mechanisms and transparency can mitigate the negative effects of corruption on firm value.

UC Davis joins landmark study to test lifestyle changes on brain health

The UC Davis Alzheimer's Disease Center is participating in the U.S. POINTER study, a landmark trial examining the effects of lifestyle modifications on brain health. The study aims to expand research on slowing cognitive decline and will enroll 400 adults at risk for Alzheimer's over 18 months.

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.

CCNY physicists use mathematics to trace neuro transitions

Researchers at The City College of New York used a mathematical model to study how the brain transitions from consciousness to unconscious behavior. They found that the subliminal state is the most robust part of the conscious network, indicating that it represents the core of the brain's processing system.

Tornadoes, windstorms pave way for lasting plant invasions

A new University of Illinois study found that large blowdown areas in southern Illinois forests are more heavily invaded and slower to recover than smaller areas. Invasive species cover decreased over time, but the most common invaders were already present in the system, suggesting a need for targeted management focus.