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Science News Archive 2012


Page 140 of 333

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.

Lace plants explain programmed cell death

Researchers have documented the physiological events in lace plant leaves during programmed cell death (PCD), revealing how cells dismantle and disappear. The study used long-term live cell imaging and staining to observe the progression of PCD, which is essential for producing the characteristic holes in the leaves.

New national digital repository for social and economic data

The UK Data Service will provide seamless access to extensive range of economic and social data, including census data. The service is designed to support current and future research demands of academic and non-academic users, maximizing the impact of their work.

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.

A new route for tackling treatment-resistant prostate cancer

Researchers found that paxillin regulates cell growth even in hormone therapy-resistant tumors, providing a new treatment target for advanced prostate cancer. The discovery could potentially lead to the development of targeted therapies that selectively attack cancer cells while leaving healthy cells intact.

More gold -- and other minerals -- in them thar hills?

A new method developed by Tel Aviv University's Prof. Lev Eppelbaum successfully uncovered a previously unknown polymetallic reserve in the Caucasus mountainside, containing over 500,000 tons of copper, zinc, lead, aluminium, and gold-silver mixtures.

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.

Ecopsychology -- a major new area of study

A growing field of study, ecopsychology examines the psychological, spiritual, and therapeutic aspects of human-nature relationships. It highlights various approaches to integrate psychology and environmental content in education, promoting students' appreciation for the link between their well-being and the natural world.

Physicists study the classics for hidden truths

Physicists analyzed the interactions between characters in the Iliad, Beowulf, and Tain Bó Cuailngé, finding similarities with real-life social networks. The study revealed assortative and vulnerable network structures, indicating realistic societal dynamics.

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.

Research discoveries to find commercial reality

The newly established Therapeutic Innovation Australia Queensland Node will provide a testing model to speed up the movement of inventions from laboratory to therapeutic products. The Node will focus on four initial projects, including migraine prevention and diabetes management, aiming to deliver tangible commercial returns within fiv...

Women who give birth after age 30 lower their risk of endometrial cancer

A large international study found that women who give birth at age 30 or older have a reduced risk of endometrial cancer. The risk decreases by approximately 13 percentage points for each five-year delay in last births, with the greatest reduction seen among women who give birth between ages 35 and 39.

Social networking pays off more in the US than Germany

Informal social networks play a crucial role in finding jobs, especially high-paying ones, in the US where open market systems prioritize merit over connections. In contrast, Germany sees 40% of jobs filled through informal recruitment, with no apparent link to wages.

How a common fungus knows when to attack

Researchers discovered that Candida albicans can distinguish between healthy and unhealthy hosts by altering its physiology based on the levels of protein Efg1p. In immunocompromised patients, fungal cells with lower levels of this protein thrive, leading to serious infections.

Apple iPhone 17 Pro

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

Spillways can divert sand from river to rebuild wetlands

A study published in Nature Geoscience found that a significant percentage of the Mississippi River's sand load is diverted into the Bonnet Carre spillway wetlands, rather than flowing into urban areas. This discovery offers new insights into the potential for controlled diversion to mitigate land loss in coastal Louisiana.

New drug could treat Alzheimer's, multiple sclerosis and brain injury

A new class of drug developed at Northwestern University has shown early promise in reducing inflammation in the brain, which is a common denominator in these neurological diseases. The drug targets proinflammatory cytokines and prevents their overproduction, preventing damage to synapses and neurons.

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.

Bend or stretch? How stressful is hyperflexion of horses' necks?

A recent study has found that hyperflexion of horses' necks, when done without force or aggression, does not elicit a pronounced stress response. The study monitored hormone levels, heart rate, and body temperature in horses lunged with either hyperflexion or an extended head and neck position.

Reducing traffic at 2008 Olympics yielded large cut in CO2

China's transportation restrictions during the 2008 Olympics reduced carbon dioxide emissions by a significant amount. The study found that this reduction could potentially provide a substantial part of the necessary emissions cut to prevent global warming by 2 degrees Celsius.

New probe provides vital assist in brain cancer surgery

A new probe developed at Norris Cotton Cancer Center and Dartmouth College helps surgeons differentiate between cancerous tissue and normal tissue in low-grade tumors. The probe reads how light travels through tissue, producing a straightforward answer as to whether the tissue is cancerous.

Some harmful effects of light at night can be reversed

A new study suggests that chronic exposure to artificial light at night can lead to depressive symptoms in rodents, which can be reversed by returning to a standard light-dark cycle. The study found that blocking the effects of tumor necrosis factor, a protein involved in depression, prevented the development of depressive-like symptoms.

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.

Yoga reduces stress; now it's known why

Researchers found that a specific type of yogic meditation, Kirtan Kriya Meditation, reduced inflammation and stress levels in dementia caregivers. This 12-minute daily practice for eight weeks led to changes in 68 genes related to inflammation, resulting in improved well-being.

Novel pig model may be useful for human cancer studies

A naturally occurring line of immunodeficient pigs can support the growth of human tumors, making them a promising large animal model for studying human cancers. The ability of human melanoma cells and pancreatic carcinoma cells to grow in these pig models could lead to significant advancements in cancer research and drug discovery.

Meta Quest 3 512GB

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

Researchers study knee stress at tissue, cellular levels

A Cleveland Clinic research team has developed virtual models of human knee joints to study how tissues and cells respond to heavy loads. The simulations reveal that cartilage cells experience amplified deformations compared to larger scales, with a significant impact on their deformation patterns.

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.

To understand childhood obesity, researchers look to inactive, fat rats

Researchers are using inactive, fat rats to study childhood obesity and its complex relationship with diseases. Studies show that children who are inactive in childhood are more likely to continue this habit into adulthood and develop consequences such as diabetes and cardiovascular disease.

Carnivores: Beware of ticks

Researchers discover tick bites trigger alpha-gal antibodies in patients, leading to delayed anaphylaxis after eating red meat. The study highlights a previously unknown food-induced severe allergic reaction due to a carbohydrate, not protein.

NIH funds development of tissue chips to help predict drug safety

The NIH is funding the creation of tissue chips with living cells and tissues to model human organs and predict drug safety. These chips will be tested with compounds known to be safe or toxic, ultimately advancing research to help identify reliable drug safety signals.

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.

Professor's essay is 1 of 10 in special issue of Daedalus

David Tilman's essay in Daedalus highlights the challenges to Earth's biodiversity due to human population growth, emphasizing the need for sustainable food and energy systems. The essay explores how loss of biodiversity affects ecosystem function and productivity.

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.

Pulling CO2 from air vital, say researchers

Emerging techniques to pull carbon dioxide from the air can help stabilize the climate, but lower-cost technology is a stumbling block. The techniques address sources of CO2 that other types of carbon capture and storage cannot, and have the potential to lower atmospheric CO2 levels significantly.

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.

Satellites see unprecedented Greenland ice sheet surface melt

Researchers have observed a dramatic increase in Greenland's ice sheet surface melting, with nearly the entire ice cover experiencing melting. The melting event was linked to an unusually strong heat dome over Greenland, causing temperatures to hover above freezing for several hours.

Hitting back at 'wiretapping' parasite

Researchers have discovered a way to make plants resistant to parasitic dodder vines by attacking the junctions where they tap into their hosts. The technique, using RNA interference, has shown promise in preventing dodder from spreading and can potentially be applied to other parasites like Striga.

Winners of competition for most innovative skills-focused education models

The Results for Development Institute has announced the winners of its 2012 Innovative Secondary Education for Skills Enhancement (ISESE) Competition, recognizing promising models to equip youth with skills for success in today's global economy. The competition identified and explored innovative models of skills delivery at the seconda...

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.

Bringing natural history collections out of the dark

A series of 18 articles in ZooKeys examines recent advances in imaging systems, data gathering techniques, and collaborative approaches to digitization. These efforts aim to create a global virtual natural history museum, providing unprecedented access to biodiversity records and research opportunities.

Scientists create artificial mother of pearl

Researchers at the University of Cambridge have successfully synthesized a material with a similar structure, mechanical behavior, and optical appearance to natural nacre, also known as mother of pearl. The new coating has potential applications in coating applications due to its cheap ingredients and ability to be easily automated.

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.