Ecologists warn of potential unintended consequences of genetically engineered algae for biofuel production. Researchers argue for independent studies and adequate funding to explore potential risks, including survival in the wild, hybridization, and ecosystem disruption.
Researchers propose a new concept called Quantum Graphity, suggesting that space is composed of tiny indivisible blocks similar to pixels. This idea challenges the traditional Big Bang theory and offers a potential explanation for the nature of space.
According to a US national poll, a lack of exercise is the biggest child health problem in the country. Obesity ranks second, while smoking and tobacco use are also major concerns. The results highlight the importance of public programs and communication initiatives to address these issues.
Researchers have created a 'nanolaboratory' inside a hollow spherical C60 Buckminsterfullerene molecule, allowing them to study the quantum mechanical principles governing the motion of imprisoned hydrogen and water molecules. The experiments revealed wave-like behavior and 'quantum rattling' of the guest molecules within the C60.
A new process converts municipal waste to gasoline, diesel and jet fuel using Integrated Hydropyrolysis and Hydroconversion technology. This process produces a finished, ready-to-use liquid hydrocarbon fuel with the flexibility to use various feedstocks and production costs significantly lower than fossil fuels.
Researchers have developed a new 3D display technology that eliminates the need for glasses, using a single front projector against a screen to create depth cues. The method, which uses polarizers and a specialized coating on the screen, shows promise for cost-effective and space-efficient 3D displays.
A study found that high mammographic breast density, a strong breast cancer risk factor, does not influence survival rates in breast cancer patients. However, low density was associated with increased risk of death among obese patients or those diagnosed with large tumors.
Barbara Keyfitz is awarded the SIAM Prize for Distinguished Service to the Profession for her contributions to applied mathematics. She has revitalized applied mathematics programming, created innovative graduate internship programs, and promoted links between US and Mexican communities.
A new robotic exoskeleton and EEG-based neural interface are being developed to help stroke patients regain upper-limb function. The system will interpret brain waves to control the exoskeleton, allowing patients to willingly operate it with their thoughts.
A recent study found that the number of new heart failure cases in Ontario decreased by 33% between 1997 and 2007, suggesting that preventive measures may be working. The study also showed a decline in mortality rates for people with heart failure, particularly among those over age 85.
Researchers have developed a computational model that accurately simulates the interactions between flue gases and metal-organic frameworks (MOFs) for capturing greenhouse gases. The model enables the prediction of properties of open-site MOFs, which could dramatically lower energy costs in coal-burning power plants.
A new model developed by Robert Goldston predicts the size of a key barrier to fusion that could serve as a starting point for overcoming it. The agreement appears too close to have happened by chance, suggesting that the model's results are eerily close to data.
Research finds that liberals and conservatives exhibit prejudice against groups with opposing values, while abstract thinking can reduce prejudice towards outsider groups. Studies show that ideological differences drive prejudices rather than other characteristics.
The increasing concentration of atmospheric CO2 is impacting marine ecosystems, causing ocean acidification and warming. Unconventional conservation methods are necessary to save marine species from extinction.
Researchers at Sanford-Burnham Medical Research Institute discovered that BACE1 disrupts cellular processes required for PKA function, leading to impaired learning and memory. This finding suggests that targeting BACE1 expression in the brain could be a potential therapy for Alzheimer's disease and age-related memory loss.
A recent study published in The American Journal of Drug and Alcohol Abuse found that urban American Indian youth who follow traditional spiritual beliefs are less likely to use drugs and alcohol. The study's findings suggest that adherence to these beliefs is the strongest predictor of anti-drug attitudes, norms, and expectations.
The mission will investigate the region for a minimum of two years, making precise measurements of high-energy particles and magnetic fields. The goal is to provide understanding and predictability of space weather conditions, which can influence technological systems and human life.
The COPD Foundation and Brigham and Women's Hospital have launched the second phase of the COPDGene project, a comprehensive study analyzing the human genome to identify genetic predispositions to developing COPD. The study aims to develop specific treatments that could prevent disease progression and improve quality of life for indivi...
A study published in Neurology found that obesity and metabolic abnormalities are associated with a faster decline in cognitive skills. People who were obese and had high blood pressure, low HDL cholesterol, or other risk factors experienced a significant decline in their cognitive test scores over a 10-year period.
A new study by Dr. Inti Pedroso and colleagues has identified key genes and neural signaling pathways involved in the development of bipolar disorder. The findings, published in Biological Psychiatry, provide insight into the complex biology of the disorder and highlight potential new avenues for treatment.
Researchers at MIT have developed a new process to create defect-free patterns of nanocrystal films with nanoscale resolution, enabling applications in electronic devices, solar cells, and biosensors. The electrical conductivity of the films is roughly 180 times greater than that of conventional methods.
A new food biorefinery converts bakery waste and coffee grounds into succinic acid, a key ingredient for making plastics and detergents. The process reduces environmental impact and produces a sustainable alternative to fossil fuels.
A retrospective study published in Archives of Dermatology found that patients with psoriasis treated with tumor necrosis factor (TNF) inhibitors have a significantly lower risk of heart attack compared to those not treated with TNF inhibitors. The study included 8,845 patients and adjusted for other MI risk factors.
Daily vitamin D supplementation significantly reduced the risk of winter respiratory infections in Mongolian schoolchildren with low blood levels of vitamin D. The study, published in Pediatrics, showed a 50% decrease in infection incidence among those receiving vitamin D compared to controls.
Children exposed to secondhand smoke have a less sensitive cough reflex, making them more susceptible to environmental threats and increasing the risk of developing respiratory illnesses like pneumonia and bronchitis. The study's findings highlight a previously unrecognized public health risk from exposure to secondhand smoke.
Scientists developed a new fuel mixture by adding glycerol to low-sulfur diesel, reducing emissions of soot-like particulates and nitrogen oxide pollutants by 15% and 26%, respectively. The 'Bunker Green' fuel has improved emission properties and potential to lower fuel costs for the shipping industry.
A survey of carers and pharmacists found that they often incorrectly calculated paracetamol doses for overweight children. The recommended dose should be adjusted according to the child's actual body weight, but many responders got it wrong. To prevent adverse consequences, simple evidence-based dosing guidelines must be developed.
A lack of access to clean water and sanitation affects 2.6 billion people, causing preventable illnesses and deaths. Women in developing countries can play a key role in addressing this issue if given the chance.
A new study suggests that a dual-action polyclonal antibody may offer more effective protection against osteoporosis by slowing bone destruction and building bone. This novel approach has the potential to be safer than existing treatments.
A 63,000-year-old skull found in a cave in northern Laos is the oldest modern human fossil discovered in Southeast Asia. The discovery challenges previous theories on modern human migration, suggesting that ancient wanderers left Africa and inhabited diverse habitats earlier than thought.
The Houston Clean Air Network provides real-time air quality updates using maps of the greater Houston area. The site allows users to track ozone levels and plan their day accordingly, benefiting those with health concerns about ozone or respiratory illnesses like asthma.
Virginia Tech engineers have developed an optimization algorithm to integrate solar technologies into smart grids, allowing for efficient energy storage and usage. The system uses real-time electricity prices and load profiles to control distributed photovoltaic power adoption, maximizing revenue for customers and utility companies.
A review of 172 studies found insufficient evidence to support the use of misoprostol in preventing postpartum hemorrhage in low-income countries. Researchers argue that resources should be focused on improving primary care facilities rather than relying on a pill to prevent every illness.
UT Southwestern Medical Center has been named the official healthcare team of the Dallas Stars, marking a significant expansion of their longstanding relationship with the club. The team will oversee the health needs of players, including injury evaluation and treatment, and promote healthy messages through initiatives such as "Hockey ...
Researchers found that mice exposed to methyl-glyoxal, a heat-processed food compound, developed abdominal weight gain, insulin resistance, and type 2 diabetes. A diet high in MG reduced SIRT1 and AGER1 levels, impairing glucose metabolism.
A new study assesses stereotypes of immigrants from four global regions, including Latin America, and measures opinions on the impact of immigration. The researchers found that perceptions of Latin American immigrants' characteristics are strongly linked to attitudes about unemployment, school quality, and crime.
A team of marine scientists warns that life in the world's oceans is facing a major shock due to human activities. The researchers have compared past extinctions with current trends, finding that global warming, acidification, and pollution are driving mass extinctions today, similar to those that occurred 500 million years ago.
Researchers found clinically significant improvements in pain levels and functional capacity after acupuncture treatment for knee osteoarthritis. The service could save the NHS around £100,000 a year, with group acupuncture being popular among nurses and patients.
Soybeans grown in soil contaminated with zinc oxide or cerium oxide nanoparticles show reduced crop yield and quality. The nanoparticles can accumulate in the plants, affecting food quality and potentially requiring increased use of synthetic fertilizers.
Researchers at Case Western Reserve University developed synthetic platelets that double the survival rate of internal injury victims in the first hour after injection. The nanoparticles work by creating healthy clots and binding to natural platelets to form larger clots, reducing bleeding time.
A new study finds that strokes alter muscle synergy patterns, with distinct disruptions following stroke severity and time since the stroke. This discovery could lead to improved rehabilitation for stroke patients and a better understanding of brain motor control.
Recent studies suggest that colonoscopy-related factors are more predictive of colorectal cancer risk than polyp characteristics. High levels of lead exposure also pose significant health risks, even at low blood lead levels. Meanwhile, a new lung cancer screening model shows high accuracy in identifying patients who will benefit from ...
A groundbreaking study has identified the mode of death of cone photoreceptor cells in an animal model of retinitis pigmentosa. The receptor interacting protein (RIP) kinase pathway is found to be involved in cone degeneration, and a deficiency of RIP kinase reduces cone loss.
A new statistical model predicts a significant increase in the number of people over 85 worldwide by 2100, outpacing previous estimates. This will result in fewer working-age adults supporting elderly populations, posing challenges for social security systems globally.
Researchers mapped how light behaves in complex photonic materials, breaking the limit of light resolution at the nanoscale. They developed a new technique combining electronic excitation and optical detection to explore the inside of a photonic crystal, revealing new insights into light-matter interactions.
A study projects that declining male circumcision rates in the US may lead to increased healthcare costs and infection prevalence. Researchers found that reducing MC rates could result in higher estimated lifetime medical costs for men and women.
The American Chemical Society is honoring the 25th anniversary of National Chemistry Week with a symposium. The event aims to promote awareness of chemistry's value in everyday life through hands-on science events and demonstrations. The week-long celebration will feature presentations by prominent chemists, including ACS President Bas...
Researchers found that spirituality is positively correlated with mental health regardless of religious affiliation. Increased spirituality reduces self-centeredness and enhances sense of belonging, leading to lower levels of neuroticism and higher extraversion.
Research suggests that binge drinking is associated with high status and happiness in college, particularly among wealthy, male, white, and Greek affiliated students. However, lower status groups experience increased social satisfaction through binge drinking.
High rates of HIV, hepatitis C, and tuberculosis have been found in homeless populations globally, with rates up to 46 times higher in the US than in the general population. Infections can lead to community spread, malnutrition, and increased healthcare use.
A study by Indiana University sociologist Jessica McCrory Calarco found that middle-class parents encourage their children to ask questions and seek help, while working-class parents coach them to avoid problems. This difference in parenting approaches can impact children's ability to interact with institutions later in life.
A nationwide study suggests that about 80% of married couples who undergo long-term separations ultimately divorce, most within three years. Those who remain separated tend to be from racial and ethnic minorities, have low family income and education, and have young children.
New research finds that refugees experience significant mental health issues and struggle with Western cultural norms due to their traumatic past experiences. Language barriers also hinder their ability to access services, find employment, and integrate into the community.
Researchers at UCSB have successfully factored a small composite number using a quantum processor. The achievement is significant as it demonstrates a milestone on the road to building a quantum computer capable of factoring larger numbers with significant implications for cryptography and cybersecurity.
A new technology developed by scientists can authenticate drugs in minutes, helping patients in developing countries receive real treatments instead of counterfeit ones. The device uses mass spectrometry and can distinguish between genuine and fake medications.
Scientists have developed a simple, paper-strip test that can identify counterfeit versions of Panadol, one of the most-frequently faked medicines globally. The test, which takes less than 10 minutes, uses colorimetric chemistry on chemically treated paper to detect suspicious ingredients.
Researchers have identified an enzyme responsible for forming the 'mating plug' in male Anopheles mosquitoes, which can be inhibited to prevent reproduction. The approach uses a chemical compound that targets this enzyme, making it a potential tool against malaria transmission.
Researchers have created a new code in organic chemistry, inspired by genetic principles, allowing for the construction of more complex molecular architectures. The code enables chemists to generate two-dimensional maps and then create three-dimensional systems with high reliability.
Research shows middle-income students are at highest risk for student loan debt due to the
A study by Harvard University researchers found that Massachusetts butterfly populations are moving north as the climate warms, with subtropical species such as the giant swallowtail and zabulon skipper increasing in abundance. In contrast, more than three quarters of northerly species are declining, particularly those that overwinter ...