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Science X provides daily science news on research developments, technological breakthroughs and the latest science innovations.
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A gyroscopic wave energy converter uses a spinning flywheel to efficiently generate electricity from ocean waves across a broad range of frequencies, offering a promising approach for renewable energy.
Power in motion: Transforming ocean wave energy harvesting with gyroscopes
Ocean waves are one of the most abundant and predictable renewable energy sources on the planet, yet efficiently harnessing their power remains a major challenge.
techxplore.com
February 12, 2026 at 2:20 PM
A gyroscopic wave energy converter uses a spinning flywheel to efficiently generate electricity from ocean waves across a broad range of frequencies, offering a promising approach for renewable energy.
AI systems are increasingly able to mimic human responses in online surveys, raising concerns about data integrity and the reliability of research and political polling. New detection strategies are urgently needed. doi.org/hbn9sq
How AI is distorting online research, from polls to public policy
Artificial intelligence is increasingly able to simulate human behavior and answer online surveys and political polls, putting the reliability of survey-based research at risk.
phys.org
February 12, 2026 at 2:00 PM
AI systems are increasingly able to mimic human responses in online surveys, raising concerns about data integrity and the reliability of research and political polling. New detection strategies are urgently needed. doi.org/hbn9sq
A new chip architecture enables efficient testing and scaling of semiconductor spin qubits, allowing hundreds to be characterized under realistic quantum computing conditions on a single device.
Rolling out the carpet for spin qubits with new chip architecture
Researchers at QuTech in Delft, The Netherlands, have developed a new chip architecture that could make it easier to test and scale up quantum processors based on semiconductor spin qubits.
phys.org
February 12, 2026 at 10:00 AM
A new chip architecture enables efficient testing and scaling of semiconductor spin qubits, allowing hundreds to be characterized under realistic quantum computing conditions on a single device.
New structural insights show how redox reactions drive the Na⁺-NQR sodium pump in bacteria, revealing molecular changes that enable sodium ion transport and energy conversion.
How redox reactions drive bacteria's Na⁺-NQR sodium pump
The enzyme Na⁺-NQR is a sodium pump that drives the respiration of many marine and pathogenic bacteria. Using redox reactions, the process of exchanging electrons between materials, it powers the transportation of sodium ions across the membrane, supporting the growth of the bacteria.
phys.org
February 12, 2026 at 10:00 AM
New structural insights show how redox reactions drive the Na⁺-NQR sodium pump in bacteria, revealing molecular changes that enable sodium ion transport and energy conversion.
Ambitious global climate action to improve air quality could prevent up to 1.32 million premature deaths annually by 2040, with international cooperation proving crucial for equitable health outcomes. doi.org/hbn9fg
Ambitious climate action could save 1.32 million lives a year by 2040
Ambitious climate action to improve global air quality could save up to 1.32 million lives per year by 2040, according to a new study.
phys.org
February 12, 2026 at 10:00 AM
Ambitious global climate action to improve air quality could prevent up to 1.32 million premature deaths annually by 2040, with international cooperation proving crucial for equitable health outcomes. doi.org/hbn9fg
Samsung has begun mass production of HBM4 memory chips, designed to meet the increasing performance demands of AI data centers with processing speeds over 40% faster than previous models.
Samsung starts mass production of next-gen AI memory chip
Samsung Electronics announced Thursday it had started mass production of next-generation memory chips to power artificial intelligence, touting an "industry-leading" breakthrough.
techxplore.com
February 12, 2026 at 9:00 AM
Samsung has begun mass production of HBM4 memory chips, designed to meet the increasing performance demands of AI data centers with processing speeds over 40% faster than previous models.
Velocity Spectrum Imaging, a new MRI technique, enables detailed mapping of fluid velocity distribution in the brain without contrast agents, offering insights into the glymphatic system and neurodegenerative disorders.
New MRI technique maps fluid velocity distribution in the brain
A new MRI technique called Velocity Spectrum Imaging can map fluid movement in the human brain within a 3D pixel, according to a University of Michigan Engineering study published in Magnetic Resonance in Medicine.
medicalxpress.com
February 12, 2026 at 8:31 AM
Velocity Spectrum Imaging, a new MRI technique, enables detailed mapping of fluid velocity distribution in the brain without contrast agents, offering insights into the glymphatic system and neurodegenerative disorders.
New Nipah virus cases in India have prompted enhanced airport screenings across several Asian countries. The virus, carried by fruit bats, remains a priority pathogen with no approved vaccines or treatments.
What to know about Nipah virus after new cases in India
Reports of new Nipah virus cases in India have raised worries about yet another deadly outbreak. Nipah is a rare virus that can cause severe brain swelling and breathing problems, and there are no approved vaccines or treatments.
medicalxpress.com
February 12, 2026 at 7:50 AM
New Nipah virus cases in India have prompted enhanced airport screenings across several Asian countries. The virus, carried by fruit bats, remains a priority pathogen with no approved vaccines or treatments.
Analysis of Danish medieval cemeteries indicates that individuals with leprosy or tuberculosis were often buried in high-status graves, suggesting limited exclusion based on disease stigma.
Rich medieval Christians bought graves 'closer to God' despite leprosy stigma, archaeologists find
Medieval Christians in Denmark showed off their wealth in death by buying prestigious graves: the closer to the church, the higher the price.
phys.org
February 12, 2026 at 5:00 AM
Analysis of Danish medieval cemeteries indicates that individuals with leprosy or tuberculosis were often buried in high-status graves, suggesting limited exclusion based on disease stigma.
Eco-friendly bricks made from desert sand and alkali-activated binders demonstrate high durability and reduced carbon emissions, offering a sustainable alternative to conventional cement-based materials. doi.org/hbn8sf
Scientists develop eco‑friendly bricks using desert sand to replace carbon-heavy Portland cement
Scientists at the University of Sharjah report that they have successfully transformed desert sand into construction bricks that are more sustainable than conventional cement or fired-clay bricks.
techxplore.com
February 12, 2026 at 4:26 AM
Eco-friendly bricks made from desert sand and alkali-activated binders demonstrate high durability and reduced carbon emissions, offering a sustainable alternative to conventional cement-based materials. doi.org/hbn8sf
Nurse-led hospital care delivers similar safety and effectiveness to doctor-led care for many patients, with some areas showing better outcomes under nurses, according to a review of global studies. doi.org/hbn8mr
Nurses can deliver hospital care just as well as doctors, review finds
Nurses can safely deliver many services traditionally performed by doctors, with little to no difference in deaths, safety events, or how patients felt about their health, according to a new review, appearing in the Cochrane Database of Systematic Reviews.
medicalxpress.com
February 12, 2026 at 1:00 AM
Nurse-led hospital care delivers similar safety and effectiveness to doctor-led care for many patients, with some areas showing better outcomes under nurses, according to a review of global studies. doi.org/hbn8mr
Cardiovascular deaths linked to PM2.5 dropped 45% in the US since 2001, but disparities remain, with black carbon now the largest contributor and underserved communities most affected. doi.org/hbn8k2
Study finds PM2.5-linked cardiovascular deaths fell 45% since 2001, disparities persist
Clean air laws have led to a significant reduction in long-term exposure to fine particulate air pollution across much of the United States over the past two decades, yet tens of thousands of Americans still die each year from cardiovascular disease linked to polluted air.
medicalxpress.com
February 12, 2026 at 12:00 AM
Cardiovascular deaths linked to PM2.5 dropped 45% in the US since 2001, but disparities remain, with black carbon now the largest contributor and underserved communities most affected. doi.org/hbn8k2
A rare, months-long dimming of the star ASASSN-24fw is likely due to a brown dwarf or super-Jupiter with a vast ring system passing in front of the star, blocking up to 97% of its light. doi.org/hbn8kz
Unseen planet or brown dwarf may have hidden 'rare' fading star
One of the longest stellar dimming events ever observed was likely caused by the gigantic saucer-like rings of either an unseen brown dwarf or "super-Jupiter" blocking its host star's light, astronomers say.
phys.org
February 12, 2026 at 12:00 AM
A rare, months-long dimming of the star ASASSN-24fw is likely due to a brown dwarf or super-Jupiter with a vast ring system passing in front of the star, blocking up to 97% of its light. doi.org/hbn8kz
AI-assisted modeling indicates that prehospital intubation for high-risk trauma patients increases 30-day survival by over 10%, with potential to save 170 lives annually in the UK.
Breathing tube insertion before hospital admission for major trauma saves lives, modeling study suggests
Trauma patients urgently requiring a breathing tube are more likely to survive if the tube is inserted before arriving at hospital compared to insertion afterwards, suggests a modeling study led by researchers at University College London (UCL) and the Severn Major Trauma Network.
medicalxpress.com
February 11, 2026 at 11:30 PM
AI-assisted modeling indicates that prehospital intubation for high-risk trauma patients increases 30-day survival by over 10%, with potential to save 170 lives annually in the UK.
An experimental neuroprotective drug has shown potential to prevent depression and cognitive impairment caused by whole brain radiotherapy in preclinical models, without affecting cancer treatment efficacy. doi.org/hbn8hh
Experimental drug may protect the brain against depression and cognitive impairment caused by whole brain radiotherapy
Whole brain radiotherapy (WBRT) saves lives by treating cancer that has spread to the brain, but it also causes long-standing brain damage.
medicalxpress.com
February 11, 2026 at 10:40 PM
An experimental neuroprotective drug has shown potential to prevent depression and cognitive impairment caused by whole brain radiotherapy in preclinical models, without affecting cancer treatment efficacy. doi.org/hbn8hh
Recent analysis highlights uncertainties in climate modeling, natural variability, and solar influences, emphasizing the need for open discussion and careful evaluation of climate policy decisions. doi.org/hbn8hg
Rethinking climate change: Natural variability, solar forcing, model uncertainties, and policy implications
Current global climate models (GCMs) support with high confidence the view that rising greenhouse gases and other anthropogenic forcings account for nearly all observed global surface warming—slightly above 1 °C—since the pre-industrial period (1850–1900).
phys.org
February 11, 2026 at 10:40 PM
Recent analysis highlights uncertainties in climate modeling, natural variability, and solar influences, emphasizing the need for open discussion and careful evaluation of climate policy decisions. doi.org/hbn8hg
Lifelong engagement in intellectually stimulating activities is linked to a lower risk of Alzheimer's disease and delayed onset of cognitive decline, according to recent findings. doi.org/hbn8hf
Keeping your mind active throughout life associated with lower Alzheimer's risk
Engaging in a variety of intellectually stimulating activities throughout life, such as reading, writing and learning a language, is associated with a lower risk of Alzheimer's disease and slower cognitive decline, according to a new study published on February 11, 2026, in Neurology.
medicalxpress.com
February 11, 2026 at 10:27 PM
Lifelong engagement in intellectually stimulating activities is linked to a lower risk of Alzheimer's disease and delayed onset of cognitive decline, according to recent findings. doi.org/hbn8hf
The NextGen framework introduces a flexible, model-agnostic platform designed to improve the accuracy and efficiency of national flood and water resource predictions. doi.org/hbn8hc
A new framework could transform national flood prediction
When severe weather strikes, the National Weather Service's (NWS) Office of Water Prediction (OWP) makes critical flood forecasts with the National Water Model.
phys.org
February 11, 2026 at 10:20 PM
The NextGen framework introduces a flexible, model-agnostic platform designed to improve the accuracy and efficiency of national flood and water resource predictions. doi.org/hbn8hc
A new roadmap emphasizes the importance of aging in Parkinson's disease research, aiming to standardize models and methodologies to better understand the disease’s progression and underlying mechanisms. doi.org/hbn8hb
A new roadmap spotlights aging as key to advancing research in Parkinson's disease
Even though aging is the largest risk factor for Parkinson's disease, the majority of research aimed at taming the incurable neurodegenerative motor disease has largely left aging out of the mix.
medicalxpress.com
February 11, 2026 at 10:18 PM
A new roadmap emphasizes the importance of aging in Parkinson's disease research, aiming to standardize models and methodologies to better understand the disease’s progression and underlying mechanisms. doi.org/hbn8hb
Analysis of uterine gland cell genes has identified a molecular signature linked to fertility, suggesting that endometrial receptivity plays a key role in embryo implantation success. doi.org/hbn8g9
Genes within uterine gland cells shed light on potential causes of infertility
Even in the best-case scenario, when fertility clinics transfer chromosomally normal embryos into a would-be mother's uterus, the procedure only leads to a live birth half of the time.
medicalxpress.com
February 11, 2026 at 10:17 PM
Analysis of uterine gland cell genes has identified a molecular signature linked to fertility, suggesting that endometrial receptivity plays a key role in embryo implantation success. doi.org/hbn8g9
A new methodology enables assistive robots to learn tasks like setting and clearing tables by observing humans and coordinating their arms through real-time inter-limb communication. doi.org/hbn8g8
An assistive robot learns to set and clear the table by observing humans
Researchers at Universidad Carlos III de Madrid (UC3M) have developed a new methodology for a robot to learn how to move its arms autonomously by combining a type of observational learning with intercommunication between its limbs.
techxplore.com
February 11, 2026 at 10:16 PM
A new methodology enables assistive robots to learn tasks like setting and clearing tables by observing humans and coordinating their arms through real-time inter-limb communication. doi.org/hbn8g8
New evidence supports the idea that cell division spindles self-organize like active liquid crystals, offering insights into chromosome segregation and potential applications in fertility and cancer research. doi.org/hbn8g2
Cell division spindles self-organize like active liquid crystals—a theory that holds up
When a cell divides, it performs a feat of microscopic choreography—duplicating its DNA and depositing it into two new cells.
phys.org
February 11, 2026 at 10:09 PM
New evidence supports the idea that cell division spindles self-organize like active liquid crystals, offering insights into chromosome segregation and potential applications in fertility and cancer research. doi.org/hbn8g2
Obesity in children as young as 6 to 11 years old is linked to early signs of vascular inflammation and endothelial dysfunction, increasing the risk of atherosclerosis and related diseases. doi.org/hbn8gz
Atherosclerosis may start in childhood: New data tie obesity to early vascular damage
A study of 130 children between the ages of 6 and 11 conducted by researchers at the Federal University of São Paulo (UNIFESP) in Brazil has identified that obesity alone can cause immediate damage to children's cardiovascular health.
medicalxpress.com
February 11, 2026 at 10:06 PM
Obesity in children as young as 6 to 11 years old is linked to early signs of vascular inflammation and endothelial dysfunction, increasing the risk of atherosclerosis and related diseases. doi.org/hbn8gz
A new optical imaging system enables real-time visualization of communication between leaves, stems, and roots in adult plants under environmental stress, advancing plant physiology research. doi.org/hbn8gk
Visualizing how a plant's leaves, stem and roots mutually communicate under environmental stress in real time
How do the different parts of an adult plant communicate with each other when it suffers an injury, is waterlogged, burnt or exposed to environmental stress?
phys.org
February 11, 2026 at 10:03 PM
A new optical imaging system enables real-time visualization of communication between leaves, stems, and roots in adult plants under environmental stress, advancing plant physiology research. doi.org/hbn8gk
New insights show how subtle changes in ion composition and solution viscosity drive the formation of spherical nanocrystal assemblies, offering potential for advanced material design. doi.org/hbn8gj
Scientists reveal formation mechanism behind spherical assemblies of nanocrystals
From table salt to snowflakes, and from gemstones to diamonds—we encounter crystals everywhere in daily life, usually cubic (table salt) or hexagonal (snowflakes).
phys.org
February 11, 2026 at 10:02 PM
New insights show how subtle changes in ion composition and solution viscosity drive the formation of spherical nanocrystal assemblies, offering potential for advanced material design. doi.org/hbn8gj