Weed control in conventional farming methods has a negative impact on the environment. Research from the University of Copenhagen reveals that crops like corn, grains, and beans can suppress weed growth when sown in tighter grid patterns. This results in up to 72% reduction in weed biomass and a 45% increase in grain yields.
A recent study by the University of Manchester has investigated the effects of weak magnetic fields on human proteins, including those crucial for health. The research found no detectable impact on key proteins, suggesting that power lines and other electrical devices may be safer than previously thought.
Scientists mapped magnetic fields in a primitive meteorite, tracing back to the earliest steps of the solar system's formation. The findings point to shock waves traveling through the cloud of dusty gas around the newborn Sun as a major factor.
VTT's innovative magnetometer is significantly cheaper than traditional technology and less sensitive to external magnetic fields. This makes it suitable for applications such as magnetoencephalography in neuroimaging, mining industry, industrial quality control and security.
Despite early differences and biases, women's participation in math-intensive sciences levels out after earning a PhD, but disparities persist in certain fields. Interventions targeting early education and work-life balance are needed to increase representation in STEM fields.
The University of Texas at Arlington has received a $974,250 NSF grant to support doctoral students from underrepresented minority groups. The Bridge to the Doctorate Fellowships will provide full tuition, a $30,000 yearly stipend, and additional resources to help students succeed in STEM fields.
Researchers at Helmholtz-Zentrum Dresden-Rossendorf successfully tested a new model explaining how magnetic fields create astrophysical jets in young stars. The findings suggest that magnetic fields can focus plasma to form jets, potentially leading to breakthroughs in cancer therapy and medical engineering.
Scientists discovered a new material, WTe2, exhibiting unlimited growth in magnetoresistance when exposed to strong magnetic fields. This phenomenon could be useful for detecting magnetic fields in scanners.
A study found that grassland fields in southern Wisconsin supported over three times as many bird species as cornfields, including 10 imperiled species. The research suggests that diverse bioenergy crop fields could benefit birds more than less diverse fields, making grasslands an acceptable tradeoff for biomass production.
Physicists at the University of Utah have developed a method to control electrical current in a cheap, plastic LED using nuclear spins. They achieved this at room temperature without strong magnetic fields, bringing the study closer to practical machines that work spintronically.
Thomson Reuters has included five UC Riverside researchers in its list of highly cited individuals, citing their impact on various scientific fields. The researchers, Roya Bahreini, Julia Bailey-Serres, Robert Haddon, Wei Ren and Yadong Yin, were identified through citation data analysis over 11 years.
The University of Houston is launching a new center to increase female STEM faculty recruitment, particularly among women of color. The five-year grant will support workshops on inclusion and diversity, mentorship programs, and senior administrative fellowships for women in STEM leadership roles.
A new study by Mary Jean Amon reveals that social support systems play a key role in helping women persevere in male-dominated STEM fields. The study found that women in these fields often face conflicting role expectations, feelings of lack of authority, and interpersonal cues indicating gender bias.
Nearly 40% of women engineers quit their jobs, citing poor workplace climates and mistreatment. Despite this, women who persisted showed no difference in confidence or skills. Organizations must recognize the importance of training, advancement, and work-life balance to retain female engineers.
Scientists at MIT and Saudi Arabia have created a new system to make surfaces active, using external fields like magnetic fields to exert precise control over particle movement. This technology could enable new biomedical or microfluidic devices and self-cleaning solar panels.
Astronomers have mapped the mass within a galaxy cluster, MCS J0416.1-2403, more precisely than ever before using unprecedented depth of data from Hubble's Frontier Fields programme. The team identified 51 new multiply imaged galaxies around the cluster, quadrupling the number found in previous surveys.
Researchers found low field magnetic stimulation (LFMS) to have rapid mood-elevating effects in depressed patients. A portable device delivered a low strength, high frequency electromagnetic field waveform to the brain, resulting in an immediate and substantial improvement in mood.
A recent study found that organic farms support more plant and bee species than conventional farms, particularly in arable fields. However, adding structural elements like woods and hedges can increase habitats and promote biodiversity on farms.
The magnetic hose, made of a ferromagnetic cylinder covered by a superconductor material, efficiently transports magnetic fields. The device has potential applications in quantum computing, enabling individual control over quantum systems.
Researchers developed a new measurement system that uses the spatial variation of magnetic fields to accurately measure positions of ferromagnetic objects, enabling non-contacting measurements over large distances. The system can be used in industrial machinery and even predict imminent collisions between cars.
Researchers at ETH Zurich found that unploughed stubble reflects more solar radiation than tilled surfaces, resulting in a 50% higher level of reflection and a significant effect on extreme heat. No-till farming can reduce local temperatures by up to 2°C on hot days.
A new study from Columbia Business School reveals that hiring managers in STEM fields possess an extraordinary level of gender bias, often choosing less-qualified men over superiorly qualified women. The study demonstrates the cost of discrimination, leading to a less diverse workforce and detrimental effects on companies.
Researchers at NIST and University of Michigan develop a new method to image electric fields at resolutions far below RF wavelengths using laser light and rubidium atoms. The technique maps RF field strength as a function of position at resolutions as low as one-hundredth of an RF wavelength, far below normal antenna limits.
Researchers propose using a 30-minute face-to-face interview to assess students' competencies beyond academic aptitude, leading to an 81% PhD completion rate among underrepresented minorities and women. The GRE's limited predictive ability in STEM fields is also highlighted.
Researchers at the Swedish Institute of Space Physics studied solar wind interactions with the Earth's magnetic field. They found that asymmetrical reconnection can occur when two regions of plasma have different characteristics.
A new study reveals magnetic fields near supermassive black holes can match the force of their gravitational pull, affecting gas dynamics and outflows. Magnetic field strengths are comparable to those produced by MRI machines.
Multi-wavelength observations of sunspots have provided new insights into their complex and dynamic nature. The data revealed rapidly rotating plasma rolls, powerful shocks, and widespread plasma eruptions driven by solar-energy flux and controlled by intense magnetic fields.
A team of researchers has successfully replicated the amplification of cosmic magnetic fields in a laboratory experiment, using supercomputer simulations and high-powered laser beams. The findings provide insight into the origins of magnetic fields in interstellar space.
Researchers at Massachusetts General Hospital discover that pulsed electrical fields can kill resistant bacteria infecting burns, reducing bacterial levels up to 10,000-fold. The technology has the potential to provide a chemical-free way of disinfecting burns and other wound infections.
Michigan State University researchers found that attracting wild bees to farms can increase yields by 10-20 percent and boost revenue. The study showed that adding habitat for wild bees can improve pollination in nearby crop fields and is an insurance policy against poor pollination.
Researchers propose that dark energy is a dynamic quantum vacuum energy, not quintessence or phantom fields, explaining accelerated cosmic expansion. This explanation resolves the cosmological constant discrepancy and simplifies the problem compared to quintessence and phantom fields.
Researchers have successfully used flawed but colorful diamonds as sensitive magnetometers to study high-temperature superconductors. These diamond sensors can measure tiny magnetic fields in exotic materials and even human tissue, offering a new tool to explore the physics of these poorly understood materials.
Research on drifting herbicides reveals mixed effects, including positive, neutral, and negative impacts on neighboring fields and farms. Grasses dominated field edge test sites, while herbicide drift was associated with declines in three species of herbivores.
A new study from South Africa reveals that genetically modified maize has a comparable diversity of insects to conventional crops. The research collected over 8,700 arthropod individuals and found no significant differences in abundance or diversity across different functional groups.
Researchers have successfully switched on and off robust ferromagnetism close to room temperature using moderate electric fields. The new magnetic switch has the potential to revolutionize spintronics and data storage technologies with its ability to control magnetization at low power.
Researchers found numerous bird nests and a greater diversity of species in no-till soybean fields compared to tilled fields. The study highlights the importance of agricultural practices in supporting bird abundance and diversity.
RAMBO allows researchers to run spectroscopy-based experiments in pulsed magnetic fields of up to 30 tesla on a tabletop. The device enables direct optical access to the sample and combines ultrastrong magnetic fields with short and intense optical pulses.
Scientists at Vienna University of Technology have discovered a way to couple electricity and magnetism in materials, opening up possibilities for new electronic devices such as amplifiers, transistors and data storage devices. The breakthrough involves switching magnetic excitations with an electric field in a material called DyMnO3.
University of Illinois researchers suggest a partnership between farmers and scientists to develop effective practices for reducing nitrogen and phosphorus losses from agricultural fields. The goal is to find widespread regional acceptance and reduce the size of the hypoxic zone in the Gulf of Mexico.
Researchers found that flooded Yolo Bypass rice fields create productive aquatic food webs for salmon, with high growth rates and minimal mortality. The findings suggest farm managers can use these agricultural fields to mimic natural processes, benefiting both fish and farmers.
A team of astronomers reports key observations that confirm a theory describing how dust grains in interstellar space align themselves in the presence of magnetic fields. The findings have significant implications for understanding interstellar medium and novel observational tactics to probe magnetic fields.
A study published in JAMA Network found that high exposure to swine manure in crop fields and proximity to high-density swine livestock operations increase the risk of methicillin-resistant Staphylococcus aureus (MRSA) and skin and soft-tissue infections in humans.
Scientists evaluated spinach nutrient uptake and water use to improve nitrogen fertilizer management, recommending soil NO3 testing at planting and midseason application. The study found that optimal fertilizer timing and rate can significantly reduce nitrate losses from production fields.
Researchers found an association between living near pig farms and manure fertilizers with community-acquired MRSA infections. Approximately 11% of cases could be attributed to crop fields fertilized with swine manure.
HZDR physicists offer new explanation for magnetic field-induced turbulences within 'dead zones,' enabling compact object formation. This breakthrough sheds light on the role of magnetic fields in planetary system formation.
A new software solution developed by TUM's Prof. Gritzmann and his team consolidates agricultural land more efficiently than ever before, saving farmers up to 30% on running costs. The algorithm uses sophisticated mathematical ideas to optimize field allocation and reduce travel costs.
A team of interdisciplinary researchers from Johns Hopkins University has found that turbulence is the key to explaining magnetic field misbehavior in solar flares. The study used complex computer modeling to mimic what happens to magnetic fields when they encounter turbulence within a solar flare, revealing why the usual rule of physi...
Researchers at Berkeley Lab have improved the performance of nanoscale magnetic field sensors using diamond defects, enabling clocks accurate to within a few quadrillionths of a second. The discovery may also enable rotational sensors quicker and more tolerant of extreme temperatures than current gyroscopes.
The National Science Foundation has partnered with Intel and GE to increase the number of new engineering and computer science graduates in the US. The Graduate 10K+ program aims to retain undergraduates in these fields, addressing a chronic shortage of skilled professionals. The $10 million grant will support five-year projects that a...
Physicists develop a guide to calculate energy level changes in atoms under optical tweezers' influence. Fictitious magnetic fields are shown to produce equivalent effects as real external fields.
Two studies by the University of Pittsburgh researchers found that wood frogs living near agricultural fields are resistant to chlorpyrifos and other insecticides. This increased resistance may be an adaptation to frequent exposure to pesticides, which can harm amphibian populations.
A study by Elizabethtown College researchers found that residential lawns in Lancaster County, Pennsylvania, release more carbon dioxide than corn fields, primarily due to soil temperature. Temperature variations within developed areas contribute to smaller-scale urban heat islands.
A recent Indiana University study found that mothers in male-dominated occupations are more likely to leave their jobs due to overwork. The study reveals how these women face discouragement despite being committed to work, and highlights the need for labor policies that minimize work-family conflicts.
A recent study found that Adélie penguin populations on Antarctica's Beaufort Island have increased by 84% as ice fields retreated between 1958-2010. The population density within the colony also increased, leading to altered dynamics of the population studied.
The Particles and Fields Package has been integrated onto the MAVEN spacecraft, which will study the solar wind and ionosphere of Mars. The package includes six science instruments that can process up to one million events per second, measuring properties such as solar ultraviolet flux and energetic particles produced in solar storms.
On July 19, 2012, NASA's Solar Dynamics Observatory (SDO) detected a rare event: coronal rain. This phenomenon occurs when hot plasma in the sun's corona cools and condenses along strong magnetic fields. The SDO's footage shows the plasma as it slowly falls back to the solar surface, outlining the magnetic fields.
A giant sunspot formed on the sun's surface over Feb. 19-20, 2013, with rapid growth to six Earth diameters across in under 48 hours. The spot's delta region exhibited unstable magnetic fields, potentially leading to solar flares.
Researchers at ICFO developed a technique to scan individual cells using artificial atoms, which can detect weak magnetic fields generated by biological molecules. This breakthrough enables non-invasive diagnosis and better understanding of intracellular processes.
Scientists have proposed a theory that explains the formation of a mysterious 'ribbon' of energy and particles at the edge of our solar system. The retention theory suggests that neutral hydrogen atoms from the solar wind become trapped by intense waves in the magnetic field, creating the ribbon.
The conference focuses on rapidly growing fields of interest in gastrointestinal disciplines, including epithelial biology and gut microbial ecology. Scientists will explore translation of basic findings to diseases like inflammatory bowel disease and intestinal cancer.