Climate change is already affecting US national parks, with temperatures increasing twice as fast as the rest of the country. Without action, small mammals and plants may be driven to extinction by the end of the century. Reducing emissions could limit temperature increases in national parks.
Scientists discovered that pollen tubes exert forces similar to car tire pressure as they navigate through plant tissue to fertilize eggs. The research found that cells can 'feel' and respond to physical resistance in their environment, leading to changes in growth patterns.
The local LGBT community reports twice the number of poor mental health days as the general population, with transgender individuals experiencing even more days. The study found that minority stress, stigma, and lack of access to healthcare contribute to these poorer health outcomes.
The ReCre8 trial found that a novel polymer-free amphilimus-eluting stent was clinically safe and effective, comparable to a durable polymer zotarolimus-eluting stent. The study showed that one-month DAPT in troponin-negative patients may be safe regarding stent thrombosis.
A study published in JAMA Oncology found that patients treated with more-invasive surgical techniques for early-stage lung cancer were more likely to become chronic opioid users. In contrast, those who underwent minimally invasive VATS surgery were less likely to fill opioid prescriptions after surgery and in the long term.
A Special Focus Issue on Integrative Oncology investigates complementary and integrative medicine in multiple age groups, nations, and special populations. Research articles and commentaries discuss the options and effectiveness of nutritional strategies, aromatherapy, massage, and self-care toolkits for cancer patients.
Researchers have created a new method for measuring the state of qubits, a crucial step towards building powerful quantum computers. This breakthrough could lead to significant advancements in fields like pharmaceutical development and cryptography.
Researchers discovered termite populations with all-female colonies that can successfully reproduce and maintain social order without males. Queens in these colonies had empty spermathecae, indicating no fertilization of eggs.
Researchers from Harvard John A. Paulson School of Engineering and Applied Sciences have developed a new method to fabricate and design integrated, on-chip modulators 100 times smaller and 20 times more efficient than current lithium niobite (LN) modulators
Researchers developed a theranostic complex that targets tumor cells with two toxic modules, showing high therapeutic efficacy and imaging contrast. The complex uses yttrium-90-doped upconversion nanoparticles and targeted toxin to inhibit tumor growth and reduce drug resistance.
Researchers found that certain commercial herbicides can inhibit the growth of human fungal pathogens like Candida albicans and Cryptococcus neoformans. The herbicides showed synergy with itraconazole to enhance antifungal activity.
A new study from the University of Texas at Austin finds that exposure to glyphosate, a common weed killer, reduces healthy gut microbiota in honey bees and makes them more vulnerable to infection. This compromise can lead to bee deaths, particularly when exposed to opportunistic pathogens.
A Stanford-led study found a link between height and varicose veins, identifying 30 genes linked to the condition and suggesting that genetic markers of height may predict disease. The researchers used machine learning combined with epidemiological methods to examine genomic data on over 400,000 people.
Research reveals that desert ants can learn and retain up to 14 distinct food-associated odors, a crucial adaptation for navigating diverse food sources. This memory lasts for up to 26 days in nearly half of the ants tested, outlasting their average life expectancy.
Experts emphasize the need for more neuroscience research on long-term recovery from substance abuse, citing the potential benefits for clinical practice and public policy. The International Quit & Recovery Registry provides valuable insights into recovery processes.
The open-source deal.II library has been awarded $1.7 million in National Science Foundation funding to continue its development and support a growing community of users. The new funding will enable researchers to expand documentation, training modules, and infrastructure to further improve the software.
Researchers reconstructed three centuries of sedimentation history for NYC marshes, finding a significant decrease in inorganic mineral sediments since the 19th century. This reduction weakens marsh structures, suggesting future preservation will require adding mineral sediment to dredged basins and the marshes themselves.
A study published in Canadian Medical Association Journal found that where people live before hospitalization affects their risk of readmission. Discharged to home care were most likely to be readmitted, while those discharged to long-term care were least likely.
Researchers developed a new MRI technique that analyzes overlooked data to reveal brain cell density and connectivity. This may aid in diagnosing brain conditions such as Alzheimer's disease, multiple sclerosis, traumatic brain injury, and autism.
The article discusses the complexity of data ethics, emphasizing personal data ownership, consent, trustworthiness, and privacy. Researchers aim to strike a balance between harnessing data's potential benefits and mitigating its risks.
A new study shows Functional Imagery Training (FIT) significantly increases weight loss by 5 times compared to Motivational Interviewing (MI). Participants who used FIT lost an average of 4.11kg in six months and continued to lose weight after the intervention ended.
Researchers at University of Tsukuba found that a single mutation in SIK3 protein increases non-REM sleep and wakefulness when conscious, providing insights into human sleep disorders.
The US ranks 27th worldwide in investment in education and healthcare, a decline from 6th in 1990. China sees an increase in ranking to 44th, while nations with greater human capital improvements tend to experience faster growth in GDP.
Researchers at Mayo Clinic have successfully used spinal cord stimulation and physical therapy to enable a paralyzed man to stand and walk with assistance. The patient, who was paralyzed since 2013, achieved significant milestones during rehabilitation sessions, including walking over 102 meters and taking 331 steps.
A study published in the American Cancer Society journal found that black women and women living in poverty are less likely to report barriers to breast cancer screening due to medical distrust and social norms. Patient navigators can reduce disparities, but require training to address diverse needs.
A Wayne State University research team received a $1.57 million NSF grant to study the interaction between drinking water and public health systems during crisis events. The project aims to enhance resilience and promote access to cleaner drinking water for vulnerable populations.
Four participants with motor complete spinal cord injury regained walking ability and trunk stability using epidural stimulation paired with daily locomotor training. The study, published in New England Journal of Medicine, suggests that some brain-to-spine connectivity may be restored years after injury.
A study found that a fragment of an ancient retrovirus, HK2, is more frequently integrated in the genes of people who contracted HIV through IV drug use. This suggests that HK2 may contribute to dopaminergic manipulation and be an underappreciated pathogenic burden.
The project, which began in 2014 with $5.25 million, aims to ensure safe disposal of nuclear waste for thousands or hundreds of thousands of years. Researchers are using multidisciplinary approaches to study the movement of radionuclides through soil and groundwater.
Researchers analyzed 51,000 lawnmower injury-related emergency department visits between 2006 and 2013, finding that the majority were in men, with children up to age 4 being six times more likely to have foot/toe or lower extremity injuries
Researchers from MIT's EAPS department found a linear relationship between the Earth's surface temperature and its outgoing heat, which may break down at higher temperatures. The study suggests that water vapor feedback is responsible for this relationship, and it could help climate scientists model the effects of climate change.
A new study suggests that climate change may be driving electricity demand higher than predicted by existing models. The researchers used mean dew point temperature and extreme maximum temperature as key predictors of increased energy demand, finding significant discrepancies with traditional models.
The herbicide glyphosate reduces abundances of dominant gut microbiota species in exposed bees, making them more susceptible to pathogens. Bees with impaired gut microomes are more likely to die when exposed to opportunistic pathogens.
Researchers use Earth's geological record to identify vegetation signatures on exoplanets, which can indicate the presence of life. The study found that as plants evolved on Earth, their signature became stronger, making older exoplanets more promising targets for detecting vegetation.
A team of scientists, led by Dr. Shen, is working on developing a two-photon controlled-phase logic gate, an essential building block for optical quantum information. The team aims to overcome the difficulty in manipulating photons and create a fundamental component for photonic quantum computation.
The study analyzed national survey data to estimate lifetime TBI in children and found that such injuries send children to emergency departments and carry risk for long-term adverse outcomes. Parents reported diagnoses, which may lead to underestimation of TBI prevalence.
The Lipid-Rich Plaque (LRP) study found a significant correlation between non-flow-limiting lipid-rich plaques detected by NIRS-IVUS and the development of major adverse cardiac events. The study showed that patients with higher maxLCBI4mm values had a higher risk of experiencing non-culprit MACE events within 24 months.
Researchers are creating artificial structures to mimic natural surfaces for coral larvae to settle on. By understanding the interactions between larvae and materials, they aim to increase reef regeneration rates and combat coral bleaching. The project combines engineering and biological expertise to tackle this critical issue.
Researchers found that spontaneous self-distancing predicts whether awe has a positive or negative effect on people. Awe can lead to a sense of smallness, making obstacles seem insignificant, but also a perception of capabilities as insignificant, making stressors unmanageable.
A new study found that pregabalin, a common painkiller, is not effective in controlling chronic pain after traumatic nerve injury. However, it did show promise in relieving post-surgical pain for patients who underwent certain procedures.
The OAC-ALONE study found that oral anticoagulation (OAC) alone did not provide non-inferiority to combined OAC and antiplatelet therapy in patients with atrial fibrillation and stable coronary artery disease beyond one year after stent implantation. The study also found higher rates of major bleeding with OAC alone.
Researchers at the University of Sydney discovered six termite populations in Japan that lacked males, yet still reproduced. These findings suggest asexual reproduction may be essential for some advanced animal populations to adapt to new environments.
Super Typhoon Trami has a symmetric eyewall surrounding a 37 nautical-mile round eye, according to NASA's Terra satellite image. The storm is moving toward the wet-northwest with maximum sustained winds near 149.6 mph.
Researchers found that online participants lost an average of 10.3 pounds at 6 months and 8.8 pounds at 12 months, comparable to in-person program results. The online program also showed better participation rates than the in-person program.
Researchers found that Asian-Americans were appointed two-and-a-half times as often during a company's decline than when it was successful. This may be due to stereotypes of Asian-Americans being self-sacrificing, which can lead to longer working hours or giving up bonuses.
A study from Harvard T.H. Chan School of Public Health found that children whose mothers use marijuana during their first 12 years are more likely to start using cannabis earlier than children of non-users. This relationship holds even after controlling for social environmental factors, suggesting a potential risk factor for early init...
A University of Illinois team found that twisted bilayer graphene exhibits a Wigner crystal, not a Mott insulator, by injecting electrons into the material. This discovery holds promise for room-temperature superconductors and other groundbreaking applications.
Tropical Storm Kirk formed on Sept. 22 but dissipated by Monday due to lack of closed circulation. The NOAA-20 satellite captured its peak visible image on the same day, revealing winds near 40 mph.
A new evaluation of Panama's Playa Venado site reveals no signs of trauma at or near time of death, contradicting earlier interpretations of violent death. The burial site likely tells a more culturally nuanced story, with adults buried next to urns containing children and evidence of adult kinship practices.
Researchers advocate for a systems biology approach to better understand Parkinson's disease, emphasizing the need for modern, human-based technologies to improve treatment outcomes.
Researchers have purified and visualized the Cyclic Electron Flow supercomplex, a critical part of photosynthetic machinery, to advance solar-powered microalgae-based biotechnologies. This discovery provides new insights into how plants capture and store solar energy at the molecular level.
Bioscience engineers at KU Leuven have created a roadmap for producing cellulose gasoline, a second-generation biofuel, by converting plant waste into hydrocarbon chains. The process involves adding cellulose to the petroleum refining process, resulting in a strongly bio-sourced gasoline.
A multicenter study found that IVUS guidance over angiography guidance during DES implantation reduces target vessel failure by lowering the rate of TVF at one year. The ULTIMATE trial showed improved clinical outcomes, particularly for patients who had an IVUS-defined optimal procedure.
A study published in PNAS reveals that an ancient retrovirus, HK2, is more frequently found in drug addicts and associated with addiction. The virus integrates near a gene involved in dopaminergic activity, manipulating nearby genes and predisposing individuals to addictive behavior.
A large-scale international study published in PLOS Medicine found that a new medication called Nilvadipine showed promise in slowing the progression of mild and moderate Alzheimer's disease. However, the overall group of patients did not benefit from the treatment. Further research is needed to explore its potential.
Researchers in Brazil develop an effective method to minimize lost coffee berries during mechanical harvesting, reducing soil compaction and improving profit margins. The study suggests using a subsoiler followed by a crusher as the most cost-effective solution.
A collection of JAMA articles explores the intersection of race, ancestry, and medical research, highlighting historical context and current challenges. The studies reveal the importance of accurately representing diverse populations in medical journals.
Researchers discover Jinguofortis perplexus, a Pygostylia species with both bird-like and dinosaur-like features, providing insight into the evolution of modern birds. The study highlights the role of developmental plasticity in shaping the avian shoulder girdle.
The Gemini Observatory will receive a $4 million NSF award to enhance its capabilities in multi-messenger astronomy, including the development of an advanced multi-conjugate adaptive optics system. This will enable the detection of transient phenomena and improve our understanding of the universe.
Researchers discover cancer cells hide a key gene marker from immune system, allowing tumors to recur. By reactivating this marker, the team hopes to develop more effective immunotherapies to combat relapse.