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Science News Archive 2023


Page 242 of 444

A baking soda solution for clean hydrogen storage

Researchers at PNNL have developed a baking soda solution for storing hydrogen, addressing the challenge of long-duration energy storage. The study aims to advance the DOE's H2@Scale initiative and reduce the cost of hydrogen production.

From 19th century “Indian remedies” to New Age spirituality

A new study examines the historical marketing of 'Indian remedies' in the 19th century, revealing a trend of cultural appropriation that continues in modern New Age spirituality. The author argues that individualistic approaches to Indigenous healing practices can be harmful and undermine community control over narratives.

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.

Apple iPhone 17 Pro

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

Immunotherapy for blood cancer: Remote destruction of tumor cells demonstrated

Scientists from Institut Pasteur and Inserm discovered that CD4 T cells can remotely neutralize tumor cells by producing interferon gamma, offering new hopes for patients with incomplete responses to CAR T cell therapy. This study raises the possibility of personalized treatment approaches using larger quantities of CD4 CAR T cells.

Treadmill for microswimmers allows closer look at behavior

A team of researchers has created an acoustic microfluidic method to study swimming cells and microorganisms, including the single-cell alga Chlamydomonas reinhardtii. The device uses ultrasonic waves to trap cells in place without affecting their swimming behavior, enabling controlled experiments on cilia motion and cell motility.

New study links contraceptive pills and depression

A large-scale study found that women who used combined contraceptive pills were at a greater risk of developing depression than those who did not. The risk was particularly high for teenage users, who had a 130% higher incidence of symptoms of depression.

Mori3: A polygon shape-shifting robot for space travel

The Mori3 robot is a polygon shape-shifting robot designed for space travel, capable of morphing into any 3D object and adapting to various environments. Its versatility makes it an ideal candidate for communication and external repairs in spacecraft.

Meta Quest 3 512GB

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

Can this medication reverse MS? Brain biomarker shows it can

Researchers have developed a technique to measure the effectiveness of clemastine in repairing myelin, allowing for future therapies to be assessed. Patients with MS treated with clemastine experienced modest increases in myelin water, indicating myelin repair.

Seeing the insides of plants in 3D

A new technology called PHYTOMap allows researchers to study dozens of genes simultaneously without genetic manipulation, providing insights into plant responses to climate change. The method has the potential to improve crop resiliency and inform agriculture optimization.

A new dynamic probe of electric forces between molecules

Scientists have developed a new dynamic probe to measure electric interactions between molecules and the environment. Using ultrashort terahertz pulses, they mapped the optical absorption of molecules in an external electric field, revealing the strength and dynamics of these forces.

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.

Penile HIV infection is effectively prevented by antiretroviral treatment

Researchers developed a new approach to evaluate HIV infection through the entire male genital tract, showing that productive HIV infection occurs in all organs of the male genital tract. Antiretroviral treatment can suppress HIV production and prevent penile HIV infection by using pre-exposure prophylaxis with an antiviral drug.

Climate change: Rising rainfall, not temperatures, threaten giraffe survival

Climate change affects giraffe populations differently than expected, with higher temperatures positively affecting adult survival but rainier wet seasons negatively impacting both adults and calves. Heavy rains increase parasites and reduce nutritional value of vegetation, further threatening giraffe survival.

The latest weapon against cancer is … a keto diet?

A keto diet may help reduce body weight and slow tumor growth in cancer patients. However, research found that this diet can cause early-onset cachexia, a lethal wasting disease, in mice with pancreatic and colorectal cancer. Pairing keto with corticosteroids prevented cachexia in mice, allowing them to live longer.

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.

Rare gravitational lens splits light of distant supernova into four images

A team of physicists and astronomers discovered a multiply-imaged lensed Type Ia supernova, dubbed SN Zwicky, which offers a unique opportunity to explore the properties of foreground galaxies and dark matter. The extreme magnification of SN Zwicky provides an unprecedented chance to study distant Type Ia supernova explosions.

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.

Blocking immune system 'messenger' may treat severe asthma

Researchers found that blocking histamine-releasing factor (HRF) and immunoglobulin E (IgE) interactions may provide relief for patients with severe asthma. The study, published in The Journal of Allergy and Clinical Immunology, suggests two potential therapies, including HRF-2CA and a therapeutic antibody called SPF7-1.

Railways could be a key 'utility player' for backup power

Researchers found that rail-based mobile energy storage can cost-effectively provide backup power for extreme events, potentially saving the power sector up to 60% of transmission line costs. The US rail network has the capacity to bring energy where it's needed, and this technology could work well in regions with robust freight capaci...

Breakthrough in glioblastoma treatment with the help of a virus

Researchers have identified a potential breakthrough in glioblastoma treatment, combining a novel viral therapy with a checkpoint inhibitor to attack tumor cells. In phase 2 trials, around 10% of patients showed significant tumor shrinkage and improved overall survival, offering hope for better treatment options.

Flaring star could be down to young planet’s disc inferno

Researchers suggest a massive young planet is burning up in a superheated soup of raw material swirling around it, causing the star to flare. The simulation reveals a 'disc inferno' process where the planet's atmosphere ignites, feeding the star and making it shine brighter.

Ukraine refugees could boost Europe’s GDP

New research suggests Ukrainian refugees can improve long-term GDP in European countries investing in capital improvements. Low-skill workers and owners of capital benefit in the short term, while high-skill workers face competition for jobs.

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.

The advances and promise of continuous glucose monitoring in diabetes management

Recent studies show that continuous glucose monitoring (CGM) is effective in improving glycemic control, reducing hypoglycemia risk, and increasing access to diabetes technologies. The technology has the potential to replace self-monitoring of blood glucose for insulin-requiring patients and become a standard for managing Type 2 Diabetes.

Cancer diagnoses dropped sharply in Alberta during COVID-19 response

A new study found significant reductions in breast, colorectal and prostate cancers as well as melanoma diagnoses in Alberta during the COVID-19 pandemic. Diagnoses dropped by 43% for melanoma, 36% for colorectal and prostate, and 33% for breast cancer during the 'state of emergency' phase.

Self-esteem of kids with short stature tied to social supports, not height

A new study by Children's Hospital of Philadelphia found that the quality of life and self-esteem of children with short stature are associated with coping skills and social supports, rather than their height. The researchers suggest that addressing short stature through a broader, psychosocial approach might have a more positive impac...

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.

Study explores how social network users decide to make friends

Researchers found that similarity with a potential friend, the properties of a potential friend's network, and the potential friend's domain expertise are key drivers behind individuals' online friendship decisions. Having common interests and demographic traits improves the odds of two strangers becoming friends in an online community.

DNA analysis reveals risk of post-meal insulin resistance

Researchers identified 10 genomic regions associated with insulin resistance after a meal, including a gene that affects glucose transport into cells. The study suggests targeted interventions may be possible in preventing type 2 diabetes.

Malaria in the Medici era

Researchers detected Plasmodium falciparum, the deadliest form of malaria, in mummified tissues from Medici family members. The parasite was identified through microscopic and molecular analyses, revealing characteristic ring-shaped structures and Maurer's clefts.

Planet orbiting 2 stars discovered using new technique

Researchers have discovered a large gas giant orbiting two stars using the radial velocities method for the first time. The newly found system, TOI-1338/BEBOP-1, is only the second binary star system known to host multiple planets ever confirmed.

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.

LP-284 targets non-Hodgkin's lymphoma and DNA damage repair deficiency

Researchers have identified LP-284 as a novel acylfulvene compound with anti-tumor activity against non-Hodgkin's lymphoma. The compound exerts nanomolar potency in 15 NHL cell lines and prolongs survival of mantle cell lymphoma xenograft mice, making it a potential therapeutic option for patients with HR or TC-NER deficiency.

Digital divide hinders rural innovation, study shows

A study published in Telecommunications Policy found that cloud adoption enables innovation in rural businesses, increasing new-to-market innovation by 6% compared to non-cloud firms. The research highlights the importance of broadband access in enabling rural entrepreneurship and supporting vibrant economies.

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.

Engineered white blood cells eliminate cancer

Researchers at the University of Pennsylvania School of Engineering and Applied Science have developed a new therapy that uses engineered macrophages to eliminate solid tumors. The treatment works by silencing a molecular pathway that prevents white blood cells from attacking cancer cells, allowing them to recognize and destroy tumoroids.

Experiment in Brazil identifies flood-prone areas of cities

A Brazilian study combined urban expansion and land-use changes with hydrodynamic models to identify flood-prone areas of cities. The methodology, validated using actual data for São Caetano do Sul, can be used by other cities to devise public policies and make decisions to address flooding impacts.

Which came first: the reptile or the egg?

Researchers from Nanjing University and University of Bristol found that early reptiles, birds, and mammals may have borne live young, contrary to the long-held assumption that hard-shelled eggs were key to their success. Extended embryo retention was likely a crucial adaptation that allowed these animals to thrive on land.

A new Tatooine-like multi-planetary system identified

Researchers have identified a second circumbinary planet, BEBOP-1c, in the TOI-1338/BEBOP-1 system using state-of-the-art instruments. The newly discovered planet has a mass 65 times larger than Earth and orbits both stars at once.

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.

Masai giraffes more endangered than previously thought

Researchers found that giraffes on either side of the rift have not interbred for over 1,000 years, with females showing no signs of migration. The study suggests that Masai giraffes are more endangered than previously thought, requiring separate but coordinated conservation efforts.

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.

Samurai wasp has minimal impact on native stink bugs, new CABI-led study confirms

A new study by CABI confirms the Samurai wasp has minimal impact on native stink bugs, with most non-target species being less parasitized. However, some species with unusual life cycles may face increased risk of parasitism. The study assessed the realized host range of the Samurai wasp and found it to be broader than initially thought.

New method enables study of nano-sized particles

Researchers at Karolinska Institutet have developed a new method called single-particle profiling (SPP) to study bioparticles in health and disease. The SPP enables the measurement of thousands of particles between 5 and 200 nanometres in size, with potential applications in vaccine development and creating more effective nanocarriers.

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.