Researchers have designed copper cold plates with optimized fins that deliver up to 32% better cooling performance, reducing pressure drop by up to 68%. This technology could lead to significant energy savings in data centers, where it is estimated to contribute only around 1.1% of total energy usage.
Researchers predict that increased production will pose supply problems for certain raw materials like neodymium-praseodymium and carbon fibers. To mitigate these risks, they recommend piggybacking off existing capacity from industries like electric vehicles and designing robots with recyclable materials.
Researchers have developed a non-toxic, stretchy hemp-derived thermoplastic that can extend up to 1,600% of its size. The material has a high glass transition temperature, making it suitable for producing transparent plastic films, coatings, and other common materials currently made from petroleum-based materials.
Computer scientist Micheal Lones warns that using generative AI in machine learning increases the risk of malicious cyberattacks, data leaks, and bias against underrepresented groups. He advises developers to manually evaluate LLM-generated code and outputs to mitigate these risks.
A study shows how a kea parrot with a missing upper beak uses innovative fighting techniques to dominate his group and gain social status. He achieves this through 'beak jousting,' which proves more effective than other methods, leading to improved health benefits and social recognition.
A new genetic study found that Indigenous populations in Malaysia have well-preserved olfactory receptor genes, suggesting a strong evolutionary pressure to maintain them. The study suggests that the human sense of smell has played a bigger role in shaping evolution than previously thought, adapting alongside major cultural changes.
A study found that epigenetic changes present at birth can impact an infant's gut microbiome development during their first year. The researchers also identified specific epigenetic changes and gut microbes associated with signs of autism spectrum disorder (ASD) and Attention-Deficit/Hyperactivity Disorder (ADHD).
Scientists used CAR-T cell therapy to treat a patient with severe autoimmune hemolytic anemia, immune thrombocytopenia, and antiphospholipid antibody syndrome. The treatment achieved lasting remission without additional treatment for over a year.
A new study suggests that electric vehicles can serve as a vast network of mobile batteries, storing excess energy and feeding it back into the grid when demand surges. This approach could ease grid strain, cut emissions, and create revenue, but only if paired with timely grid upgrades.
Researchers identify the ventromedial prefrontal cortex (vmPFC) as the brain region associated with moral inconsistency. Studies show that individuals with less vmPFC activity are more likely to be morally inconsistent, indicating a failure to integrate moral knowledge into daily behavior.
A genetic mutation found in high-altitude animals may help regenerate myelin sheath and repair nerve damage in conditions like MS and cerebral paralysis. The mutation increases production of a metabolite that promotes myelin production and maturation.
A study of 19,000 corporate employees found that women rely on complex social networks to reach director-level positions, while men's success is more determined by current employment. Women who advance to high-level positions are also more likely to be connected to other female leaders, acting as bridges to bring in more women.
AI chatbots are homogenizing human expression and thought, reducing collective wisdom and adaptability, researchers argue. Incorporating real-world diversity into LLM training sets can help preserve human cognitive diversity and improve chatbots' reasoning abilities.
A new study reveals that tanycytes, specialized brain cells, play a key role in clearing the toxic tau protein associated with Alzheimer's disease. The findings suggest that maintaining tanycyte health could be a way to slow disease progression.
Recent studies show that T cells support milk production and have lasting effects on maternal health and infant immunity. The review highlights emerging evidence of the crucial role of immune cells in lactation, which can inform strategies to improve maternal and infant health outcomes.
Horses produce high-frequency sounds by whistling through their larynx while vibrating vocal folds. Researchers found that the high-frequency component of the whinny is generated by a laryngeal whistle, shifting to higher frequencies when helium is used.
Researchers argue that mandated reminders about a chatbot's non-human nature may exacerbate mental distress and form stronger attachments. The warnings come after recent deaths by suicide linked to chatbots like ChatGPT and Character.AI, highlighting the need for careful crafting and timing of these reminders.
Prolonged grief disorder (PGD) is characterized by intense emotional pain and longing for the deceased. Research highlights disruptions in reward-related brain networks as key to explaining why grief persists in some individuals.
Researchers found that exercise changes brain activity in nerve cells called SF1 neurons, which helps muscles and hearts become stronger. This brain region plays a key role in regulating energy use and body weight.
Lung cancer in never-smokers (LCINS) is a growing global health challenge with distinct biological and clinical characteristics. The authors emphasize the importance of identifying risk factors, developing better screening tests, and discovering more effective treatment approaches for LCINS.
Research found that oak tree microbiomes are resilient to environmental stressors like drought and disease, with subtle changes in root microbiota after prolonged drought. The study suggests a potential role for beneficial bacteria in supporting tree resilience and stability.
Researchers examined evidence and offered a simpler explanation for increased electrical activity in spruce trees, finding no evidence of anticipation or communication. The study suggests that plants can perceive environmental changes but only respond to significant challenges.
Biologist Douglas Hanahan proposes an updated framework to help understand the complexity of human cancer. The new framework, known as Hallmarks of Cancer, offers a four-dimensional approach to analyzing cancer development and progression.
Researchers have created an artificial lung system that temporarily replaced a patient's lungs' functions, allowing him to survive for 48 hours until a double lung transplant was available. The study shows that this approach may serve as a life-saving bridge to transplantation, providing new hope for those with severe respiratory condi...
A study reveals that expanding existing mines worsens environmental and social risks over time, with many operations concentrated in high-risk contexts. The practice tends to draw less regulation due to its routine nature, unlike new mining projects.
Researchers created lab-grown human nasal tissue to study the defense mechanisms against rhinoviruses. They found that cells in the nasal lining produce interferons, which induce a coordinated antiviral defense, controlling viral replication and reducing damage.
Researchers have discovered the first case of flexible, multi-purpose tool use in cattle, with Veronika using a deck brush to scratch different body regions. The study highlights the cognitive abilities of cattle and expands our understanding of animal intelligence.
Researchers developed a lightweight, self-powered eye-tracking system that runs off the energy generated through blinking. The system detects eye movements with high precision and can be used to enable people with mobility impairments such as ALS to control wheelchairs or communicate by moving only their eyes.
Researchers found that AIs consistently converged on 12 common themes despite diverse prompts, suggesting biases in training data. The models failed to generate novel or creative outputs, highlighting the need for anti-convergence mechanisms and human input for AI's creative potential.
Research shows that high glucose levels cause mitochondria to move towards the periphery of pancreatic beta cells. This movement is linked to insulin secretion and may play a role in regulating blood sugar levels. The study found that inhibiting microtubules disrupted this process, suggesting a key role for these structures in mitochon...
Researchers studying long COVID are drawing parallels with historical chronic illnesses, highlighting the need for effective interventions. By analyzing past epidemics and post-acute infection syndromes, scientists hope to gain insight into the mechanisms of these conditions.
Research suggests that owning a family dog during adolescence can boost mental well-being and social support by altering the gut microbiota. The study found that adolescents with dogs had higher mental health scores and lower social problems compared to those without dogs.
The article proposes a circular economy approach to reduce waste, increase durability, and repurpose spacecraft and satellites. Data analysis and digital technologies will be essential for developing sustainable practices.
Biomedical researchers recommend diversifying funding sources, pursuing earlier licensing and commercialization, and fostering international collaborations. The US drug discovery landscape is at risk due to federal funding cuts, and alternative approaches are needed to ensure continued progress.
Researchers sent moss spores to space and found that over 80% survived for 9 months, reproducing upon return. The structure surrounding the spore protected it from UV radiation, allowing it to thrive in extreme conditions.
Researchers used CRISPR to increase fungal production efficiency and cut environmental impact by 61% without adding foreign DNA. The genetically tweaked fungus tastes like meat and is easier to digest than its naturally occurring counterpart.
A parasitic ant queen tricks ant workers into killing their queen mother by spraying a foul-smelling chemical, causing her daughters to turn against her. The parasitic queen then usurps the throne and is served by the workers.
Researchers conclude that the hypothesis of a causal relationship between the gut microbiome and autism is unsupported by science. Key findings include inadequate sample sizes and flawed statistical methods in studies attempting to establish this link. The authors argue for a more rigorous approach to studying this topic.
Researchers demonstrate that bacteria can produce fabric and dye it in every color of the rainbow using a single vat. The approach uses bacterial cellulose as a potential alternative to petroleum-based fibers, reducing greenhouse gas emissions and environmental harm. The developed method yields vibrant colors that survive washing and h...
Plant biologists developed a method to grow transgenic plants in weeks instead of months by hijacking a plant's natural regeneration abilities. The technique uses bacteria carrying genetic instructions for wound healing and regeneration to trigger plant growth.
Researchers discover tiny antibody-like proteins from camels and llamas that can treat brain disorders like schizophrenia and Alzheimer’s disease with fewer side effects. The nanobodies are smaller than conventional antibodies, making them easier to produce and purify.
A team of biomechanical engineers and surgeons has developed a 3D-printing soft robot that can accurately deliver hydrogels to the vocal cord surgical site. The device, which is only 2.7 mm in size, can reconstruct tissues removed during surgery and potentially prevent fibrosis and stiffening of the vocal cords.
Researchers extracted DNA from Napoleon soldiers' teeth and identified Salmonella enterica and Borrelia recurrentis as causes of enteric fever and relapsing fever. The discovery sheds new light on the factors contributing to the army's downfall.
International experts have established guidelines for gene therapy in hereditary hearing loss, emphasizing patient-centered care and respect for diversity. The guidelines outline frameworks for clinical trials, including patient selection criteria, surgical procedures, and safety evaluations.
Researchers found that even extreme athletes cannot surpass an average metabolic ceiling of 2.5 times their basal metabolic rate in energy expenditure. The study tracked ultra-runners and cyclists, finding that while they can burn six to seven times their BMR during multi-day races, longer periods see a return to the predicted ceiling.
Researchers call for greater transparency and regulation in the vegetable oil industry to enable consumers to make informed decisions about their oil choices. The authors emphasize that almost all oils are associated with biodiversity and human rights issues in some contexts, depending on crop management and supply chains.
A meta-analysis of 100 studies across psychology, sociology, economics, and engineering found that positive attitudes toward conserving electricity are key to saving energy. Individuals who think others expect them to conserve power and have pro-environmental habits tend to save more energy.
Researchers developed a framework for building trust-based partnerships with Indigenous communities to study microbiomes. They worked closely with Matsés leaders and community members, incorporating cultural differences and transparency into their methods.
Scientists recreated a traditional Balkan yogurt recipe using ants, finding that the insects' natural chemicals and microbes can kickstart the fermentation process. The researchers tested live, frozen, and dehydrated ant products, concluding that only live ants are suitable for yogurt making.
A recent study reveals that large language models have been used in nearly a quarter of corporate press releases in 2024. The researchers found an increasing trend in the use of AI-assisted writing across various sectors, with significant growth in UN and US press releases.