Bluesky Facebook Reddit Email

Science News Archive January 2019


Page 30 of 37

UCLA study overturns dogma of cancer metabolism theory

A new UCLA study overturns the long-held belief that cancer cells are glycolytic, consuming more glucose than normal cells. Instead, researchers found that squamous cell skin cancers can use alternative nutrients like glutamine to fuel their growth.

How trees and turnips grow fatter

International research teams identify key regulatory networks controlling radial growth in plants, enabling the development of more efficient carbon sinks and increased vegetable crop yields. The study reveals complex mechanisms behind plant stem cell activity and vascular tissue formation.

HRT tablets increase risk of blood clots in women

Women taking HRT tablets are up to two times more likely to develop potentially life-threatening blood clots. The study found a higher risk for tablet treatments, particularly those containing horse urine-derived oestrogen, but no increased risk for patch, gel, or cream forms.

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.

Couples intervention may help partners of patients with diabetes

A study found that couples interventions for individuals with type 2 diabetes can reduce partners' diabetes distress and increase marital satisfaction. The intervention also improved diastolic blood pressure, but had no significant impact on weight loss or diet and activity behaviors.

Tiny digital 'tags' improve eye care by tracking every step

A partnership between Kellogg Eye Center and the University of Michigan used radio-frequency identification (RFID) to track patient wait times and enhance time spent at the doctor's office. The smart clinic model improved efficiency and boosted transparency, allowing doctors to monitor patients' movements and provide timely reassurance.

Apple iPhone 17 Pro

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

Overtones can provide faster data communication

The team produced spintronic oscillators that strengthen spin wave signals in several steps, demonstrating a new phenomenon. They showed sharp jumps in frequency from the fundamental tone to much higher frequencies using overtones, paving the way for faster data transmission rates in wireless communication.

Does PTSD affect heart disease and cancer risk?

A new study found that PTSD is associated with an increased risk of cardiovascular disease and certain types of cancer. Individuals with a longer duration of untreated PTSD were more likely to develop cardiovascular disease, regardless of the type of traumatic event they experienced.

Celestron NexStar 8SE Computerized Telescope

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

Illuminating women's role in the creation of medieval manuscripts

A 45-60 year old medieval woman found to have lapis lazuli pigment in her dental calculus, suggesting she was an accomplished painter of illuminated manuscripts. The analysis challenges long-held beliefs about women's role in manuscript production and uncovers a remarkable life history.

How words get an emotional meaning

A study at the University of Göttingen found that people learn positive associations with words much faster than neutral or negative associations. The researchers used electroencephalography to analyze brain activity, revealing specific neuronal reactions after just 100 milliseconds for words associated with loss.

University of Chichester in $2.3 million child maltreatment study

The University of Chichester is conducting the first nationwide study of child maltreatment in Australia, exploring its prevalence, impact, and co-occurrence with various forms. The research aims to inform public health interventions and provide evidence for targeted prevention strategies.

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.

Cut to the chase

A new study suggests that sex plays a major role in attracting potential partners and encouraging the formation of an attachment. The research found that sexual desire triggers behaviors that promote emotional bonding during face-to-face encounters, including synchronization of movements, close physical proximity, and frequent eye cont...

Smartphone software detects early signs of opioid overdoses

A new smartphone software system can quickly detect early signs of opioid overdoses through acoustic signals and breathing patterns. The technology holds potential as a cost-effective tool for prompt medical intervention in cases where timely action is crucial.

New technique offers rapid assessment of radiation exposure

Researchers at North Carolina State University developed a new technique to assess radiation exposure using insulator materials found in electronics, enabling rapid triage in radiological disasters. The high-throughput method can accurately identify individuals exposed to high levels of radiation within an hour.

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.

Maternal stress leads to overweight in children

A recent study published in BMC Public Health found that maternal stress during the first year of life is a significant risk factor for developing overweight in infancy. The study, which analyzed data from 498 mother-child pairs, shows a high correlation between stressed mothers and their daughters' weight development up to age five.

Elephants take to the road for reliable resources

Researchers found that elephants prefer locations with better past forage conditions over current availability, especially during the dry season. They also showed a preference for walking along roads to conserve energy and access food sources.

Genes on the move help nose make sense of scents

Researchers at Columbia University have uncovered a striking resourcefulness in the genome that coordinates gene regulation to detect diverse scents. By rearranging its structure in three-dimensional space, the genome generates biological diversity needed for the nose to parse an infinite number of scents.

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.

Widely used physical health drugs may help treat serious mental illness

A large cohort study found that exposure to statins, blood pressure medications, and diabetes treatments reduced rates of psychiatric hospitalization and self-harm in patients with serious mental illnesses. The study suggests that these commonly used drugs may have repurposed benefits for individuals with schizophrenia, bipolar disorde...

Newborns face risks when born to women with the flu

Women with severe influenza during pregnancy are more likely to have preterm birth and low birth weight infants. Pregnant women receiving the flu vaccine and those treated promptly with antiviral medications may reduce the risk of adverse infant outcomes.

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.

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.

Murky water keeps fish on edge

A study by ARC Centre of Excellence for Coral Reef Studies found fish respond faster to simulated predator attacks in turbid water, indicating increased anxiety. This effect may stunt growth and damage health due to reduced visibility affecting energy allocation.

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.

New initiative to help promote brain health among children launched

The My Brain Robbie campaign aims to fill an educational gap in dementia prevention by providing public health education for children aged 6-12. The project uses an animated video and free resources to teach eight simple steps to keep brains healthy, connecting with modifiable risk factors for cognitive decline.

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.

Change of teeth causes yo-yo effect in elephants' weight

Researchers observed cyclical weight fluctuations in zoo elephants that correlate with tooth change process, finding a yo-yo effect in their weight. This phenomenon is unlikely to be observed in wild elephants due to seasonal food availability differences.

New strategy may curtail spread of antibiotic resistance

Researchers identify key step in transmission of antibiotic resistance and develop novel strategy to interrupt its spread. By understanding how plasmids interact with bacterial defenses, scientists can design therapies that prevent drug resistance from spreading, safeguarding future treatment options.

Perceived barriers to minority medical students pursuing dermatology

A survey of 155 medical students found that lack of diversity, negative perceptions by residency programs, and socioeconomic factors were major barriers to pursuing a career in dermatology. The study highlights the need for active recruitment and mentoring of students from all backgrounds.

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.

Stressed mothers -- overweight children

A recent study published in BMC Public Health found that stressed mothers are more likely to have overweight children, with girls being particularly vulnerable. The research, which analyzed data from over 498 mother-child pairs, suggests that maternal stress during the first year of life can lead to long-term weight development issues ...

Ultra-sensitive sensor with gold nanoparticle array

Scientists from the University of Bath and Northwestern University have developed a new ultra-sensitive sensor using a gold nanoparticle array, detecting tiny amounts of material with great potential. The sensing mechanism is affected by molecules binding to the surface of nanoparticles, providing a means for detecting small molecules ...

A tomato for everyone: 'Sunviva' for the good of all

The Open Source Seed Licence safeguards plant germplasm by protecting it from patenting and exclusive rights. This allows for the free exchange of breeding material and knowledge, enabling the development of new varieties like 'Sunviva', a cherry tomato well-suited for gardens and balconies.

Meta Quest 3 512GB

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

Lab safety, 10 years later

Decade after a chemist's death, academic labs continue to improve safety protocols, including incorporating safety into education and training. Despite progress, concerns remain about the effectiveness of current measures in preventing lab accidents.

Study finds link between voter preference for Trump and bullying in middle schools

A recent study found a significant link between voter preference for Donald Trump and increased bullying rates among middle school students. The research, conducted by the American Educational Research Association, analyzed data from over 155,000 seventh- and eighth-grade students in Virginia and discovered that localities favoring Tru...

Drug sponge could minimize side effects of cancer treatment

Researchers have developed a 'drug sponge' that can absorb up to 64% of chemotherapy drugs from the bloodstream, potentially reducing toxic side effects. The technology uses an absorbent polymer coating on a 3D-printed cylinder inserted into a vein, which sops up excess drugs before they reach other organs.

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.

Guiding the way to a more sustainable energy future

The Lehigh University Energy Research Center is working to develop innovative solutions for managing traditional power plants and developing cost-effective alternative energy sources. The center, in partnership with the Mexican Institute for Electricity and Clean Energies, is studying the use of solar thermal energy to improve CO2 capt...

Astronomers uncover the brightest quasar in the early universe

Researchers have discovered a bright quasar at a time when the universe was less than one billion years old, providing a rare opportunity to study black holes in the early universe. The quasar is fueled by a supermassive black hole and emits light equivalent to 600 trillion suns.

Thousands of stars turning into crystals

Astronomers have found the first direct evidence of white dwarf stars solidifying into crystals, which could make them billions of years older than previously thought. This discovery has been published in Nature and is based on observations taken with the European Space Agency's Gaia satellite.

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.

USC research fosters communication between smart buildings and people

A new USC study explores how virtual assistants can facilitate cooperation between humans and buildings, leading to improved energy efficiency and environmental outcomes. The researchers found that small talk and social dialogue help people connect with AI-powered avatars, resulting in better behavioral changes.