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Science News Archive 2021


Page 78 of 510

New whale species named after Māori whale expert

A new beaked whale species has been discovered and named after Māori whale expert Ramari Stewart, highlighting the importance of Indigenous knowledge in scientific discovery. The species, Mesoplodon eueu, was found in South Africa and features a unique name that reflects its Indigenous roots.

Four commonly used medications reverse Alzheimer's disease in mice

Researchers have found four commonly used medications that can reverse Alzheimer's disease in mice by addressing the underlying causes of the condition. The study identifies non-steroidal anti-inflammatories and anti-hypertensives as effective treatments, paving the way for early diagnosis and potential therapy.

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 intractable mutant cancer using a statin, hyperlipidemia drug

Researchers have discovered a novel approach to treat intractable mutant cancer using statins, which selectively kill KRAS mutant cancer cells and activate the immune system. This breakthrough has significant implications for the treatment of cancers with limited options, and may lead to the development of new cancer immunotherapies.

Flexible device could treat hearing loss without batteries

Researchers developed a flexible, self-powered device that translates sound waves into electrical signals, mimicking the inner ear's function. The device, implanted in a model ear, accurately recreated music files, offering a promising solution for treating hearing loss without batteries.

Fish are being increasingly exposed to endocrine disrupters

A recent study reveals that fish ingest progesterone through microplastics, releasing the hormone into their digestive tract. Researchers found that microplastics act as vectors for exposing fish to micropollutants like progesterone, which can have significant environmental and health impacts.

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.

US emergency department spending on the rise, study finds

US emergency department spending grew to $136.6 billion in 2016, with road injuries and falls accounting for the highest amount of ED spending. The study found that ED spending per visit increased at an annualized rate of 3.4% over the decade.

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.

Vulnerable populations not receiving cancer survivorship care plans

A new study found that vulnerable populations are less likely to receive cancer survivorship care plans, which can help with transition out of active treatment. The Regenstrief Institute and Indiana University School of Medicine analyzed data from the 2016 Behavioral Risk Factor Surveillance System's Survivorship modules.

All about Eve

Researchers developed AI tool EVE to analyze genetic variations, reclassifying 256,000 variants as benign or disease-causing. The tool enhances clinical methods for diagnosis, prognosis, and treatment choice.

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.

Microorganisms produce elemental carbon

Researchers discovered that certain microorganisms can form elemental carbon without high temperatures and pressures, challenging current scientific understanding. The formation of this carbon is believed to be linked to the symbiotic relationship between archaea and their partners.

Impaired vision increases risk of depression in midlife women

A new study based on data from SWAN found a significant longitudinal association between mild and moderate to severe vision impairment and subsequent depressive symptoms in midlife women. Early identification and correction of vision problems are crucial for preserving mental and physical health.

Tuneable catalysis: Solving the particle size puzzle

Researchers linked microscopic and macroscopic approaches to describe a technologically important chemical reaction under realistic conditions. This allows understanding why catalyst particle size plays a crucial role in chemical processes.

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.

Talk-to-tilt: head tilting in dogs

Researchers studied head tilting in dogs that could learn toy names and found a relationship between head tilts and processing relevant stimuli. Consistent side tilts were observed for each individual dog over time.

Systemic lupus erythematosus linked to altered gut microbiome

A recent study published in Annals of the Rheumatic Diseases reveals a link between systemic lupus erythematosus and an altered gut microbiome. Researchers at Osaka University identified two species of Streptococcus bacteria significantly increased in SLE patients, which can affect the body's functions by altering plasma metabolites. T...

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.

How employers can keep experienced older workers from retiring

A study of over 750,000 federal employees aged 50+ found that those in high-quality jobs were more likely to delay retirement, especially if they lacked a college degree or managerial experience. Employers can attract these workers by investing in autonomy, training opportunities, and good benefits.

Profound ecological change in the Eastern Mediterranean Sea

Recent study reveals that non-indigenous tropical species are occupying 'empty niches' in the Eastern Mediterranean Sea, altering ecosystem functioning. The findings suggest that these species are successful invaders due to their distinct biological traits, rather than direct competition with native species.

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.

Giving disadvantaged kids a sporting chance

A new study by Flinders University highlights the importance of organized activities for disadvantaged youth, finding they are almost three times more likely to miss out on such opportunities. Participation in these activities can help reduce socio-economic disparities by promoting better mental health and improved educational outcomes.

Making Martian rocket biofuel on Mars

Researchers at Georgia Tech have created a bioproduction process to produce rocket fuel on Mars, reducing mission cost and generating excess clean oxygen. The bio-ISRU strategy uses cyanobacteria to convert CO2 into sugars, which are then converted by E. coli into a Martian propellant.

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.

Sweet! How glycogen is linked to heat generation in fat cells

A recent study by the University of California - San Diego team discovered that glycogen regulates and promotes fat metabolism, helping to balance energy intake and expenditure. The research suggests modulating glycogen metabolism in fat cells could provide new approaches for weight loss and improved metabolic health.

Researchers map best conditions for forage fishes in the Chesapeake

A new study by Virginia Institute of Marine Science researchers maps the conditions most suitable for key species of forage fishes in the Chesapeake Bay, offering guidance for protecting or restoring their habitats. The analysis reveals that factors such as water depth and temperature affect the abundance of forage fish, with some spec...

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.

Biodiversity collections address science workforce needs

A new module in biodiversity collections addresses the need for scientists to have both foundational biological skills and data acumen. The module was implemented in 10 courses across four universities and showed strong learning results, with students feeling well-prepared to collect and archive specimens, as well as deposit digital da...

Membrane vesicles studied as carcinoma treatment

Researchers from Kazan Federal University have developed a gene-cell preparation that uses membrane vesicles to target and kill cancer cells. The technology has shown promise in treating various types of cancer, including breast, lung, and colon cancer.

Optimal concentrations of enzymes and their substrates

Researchers found that optimal cellular efficiency occurs when substrate mass equals free enzyme waiting to convert it into products. This relationship was confirmed with E. coli experimental data, offering insights into biochemistry and cellular physiology.

The surprising origins of the Tarim Basin mummies

A genomic study of the Tarim Basin mummies in western China found that they were direct descendants of a once widespread Pleistocene population known as Ancient North Eurasians. The mummies show no evidence of admixture with other Holocene groups, forming a previously unknown genetic isolate.

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.

An old drug saves lives of COVID-19 patients

A study co-led by McMaster University found that fluvoxamine can save the lives of COVID-19 patients and reduce hospital admissions by up to 30%. The treatment was effective in preventing COVID-19 from becoming a life-threatening illness when administered early.

Moving past conflation of race and genetics

Researchers from the University of Pennsylvania School of Nursing argue that conflating race and genetics leads to misdiagnoses and reinforces racist beliefs. The conflation is perpetuated in medical research, such as studies on neonatal abstinence syndrome, which can result in inequitable treatment according to race.

Researchers uncover new links between arts programming and social action

A study by NYU researchers reveals that participating in arts programming enhances critical consciousness among youth of color and white youth alike, promoting greater awareness of social inequity. This breakthrough finding highlights the significance of arts programming as a site for developing critical consciousness.

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.

Tiny pterosaurs dominated Cretaceous skies

Researchers found that tiny pterosaur juveniles, known as flaplings, dominated the Late Cretaceous period due to their exceptional growth rates and feeding ecology. These findings suggest that the smaller species of pterosaurs were overshadowed by their giant parent's offspring.

Exploiting cancer’s sweet tooth

Researchers discovered that acute myeloid leukemia (AML) depends on a transporter to bring in inositol, a sugar required for cells to survive. By blocking this transporter, cancer cells would starve without inositol. This method leaves normal cells unharmed as they can produce their own inositol.

Meta Quest 3 512GB

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

Study captures, quantifies decline in military surgeon readiness

A recent study found that the number of surgical procedures contributing to military surgeon readiness decreased by approximately 25% between 2015 and 2019. This decline, attributed to reduced surgical volumes at military hospitals, poses a potential gap in care for deployed settings.

ASTRO: Optimizing preoperative radiation therapy in high-risk sarcoma

A phase 2 single-institution study found that dose-equivalent preoperative radiation therapy delivered in five days rather than over the conventional five weeks produced similar benefits and treatment side effects. The study showed excellent local control rates with acceptable toxicities and wound complications.

A mathematical model to help optimize vaccine development

A mathematical model has been developed to better understand the immune response to vaccines, which could improve vaccine design and simplify technical challenges. The model shows that antibodies and cytotoxic T cells cooperate multiplicatively, providing vaccine developers with options for their design.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.