A new MIT study suggests that the protein SIRT1 plays a crucial role in protecting against metabolic disorders linked to high-fat diets, including diabetes. When given a high-fat diet, mice lacking SIRT1 developed metabolic disorders much sooner than normal mice, highlighting its potential as a safeguard against obesity-linked diseases.
MIT neuroscientists discovered that two major classes of brain cells repress neural activity through simple yet profound mathematical computations. The findings could help scientists understand diseases caused by imbalances in brain inhibition and excitation, including autism, schizophrenia, and bipolar disorder.
Researchers at MIT and HMS have precisely measured the growth rates of single cells, revealing that mammalian cells divide when their growth rate hits a specific threshold. This breakthrough offers a possible explanation for how cells determine when to start dividing.
The new process creates wrinkled surfaces with precise sizes and patterns, useful for microfluidic systems, sensing and diagnostics, photonic devices, and more. The system produces deterministic two-dimensional patterns of wrinkles without masks or complex printing processes.
Researchers at MIT's CSAIL have developed Halide, a new programming language that simplifies image-processing algorithms and improves performance. The language automates code-optimization procedures, reducing the need for manual tweaking and allowing for significant speedups.
Researchers have developed multiprover interactive proofs that are resilient against entanglement, a breakthrough that has implications for cryptography and quantum physics. The findings provide insight into the complexity of computational problems and demonstrate the limitations of quantum information in cheating mechanisms.
Researchers at MIT have discovered a bacterial gene that enables microbes to thrive in oxygen-depleted conditions, producing lipid biomarkers that may signify dramatic changes in Earth's history. This discovery could provide insights into mass extinctions and climate disturbances.
A new model ranks US airports in terms of their spreading influence, with Honolulu surprisingly ranking third due to its location and connections. The study could inform vaccine allocation strategies and national security agencies.
Researchers analyzed images of Titan's river networks, finding that they resemble early stages of terrestrial rivers' evolution. In some regions, rivers have caused little erosion, raising questions about Titan's geologic past and potential processes such as tectonic upheaval and icy lava eruptions.
Researchers developed a new approach to creating microchip structures using self-assembling polymers, producing arrays of wires with perfect square and rectangular patterns. This technique can create complex shapes, such as cylinders, spheres, and double cylinders, with a simple template.
Researchers have designed an algorithm that enables robots to navigate and view complex structures on ships, including propellers and shafts, using sonar data. The system can detect small mines as small as an iPod and significantly improves the robot's path length, making it competitive with divers in speed and efficiency.
A new semiautonomous safety system, developed by MIT engineers, uses onboard cameras and laser rangefinders to identify hazards and detect safe zones. The system allows drivers to control the vehicle while avoiding obstacles, with few collisions reported in over 1,200 trials.
A clinical trial found that Souvenaid improved verbal-memory performance in 40% of patients with mild Alzheimer's, while a control group showed deterioration. The nutrient cocktail boosts new synapse formation, potentially reversing cognitive decline.
A new algorithm developed by MIT and Harvard researchers drastically reduces the time it takes to find a particular gene sequence in a database of genomes. The more genomes it's searching, the greater the speedup it affords.
Researchers from MIT and NUS have developed an algorithm that enables Wi-Fi-connected cars to aggregate data from hundreds of vehicles, uploading it to the Internet. The system can reduce bandwidth requirements by identifying key nodes in the network, which can then share their connections with others.
A new study reveals how cells exploit gene sequences to survive toxic attacks by rapidly producing proteins that counteract the harm. The research found that toxic stresses reprogram the tRNA modifications to divert the cell's protein-building machinery away from routine activities to emergency action.
Researchers at MIT have developed a new remote-login program called Mosh, which solves many of SSH's problems and handles roaming better. The underlying communication scheme could also improve other mobile applications, such as Gmail or Google Chat.
A new analysis of surface textures reveals that microscale roughening can improve heat transfer by more than doubling the maximum dissipation. The research found that a simple roughening of the surface improved heat transfer as much as previous techniques used to produce nanoscale patterns, and provides a theoretical framework for anal...
A multidisciplinary team at MIT developed a new mathematical approach to simulate noncrystalline materials, which could lead to more efficient solar cells and organic LED lights. The method uses free probability applied to random matrices, achieving accurate predictions with great precision.
Researchers at MIT used zebrafish to study genes associated with autism, finding that nearly all produced brain abnormalities when deleted. The study identified two key genes, kif22 and aldolase a, which may contribute to the development of neurological disorders.
Scientists used data from orbiting spacecraft to determine the size of carbon dioxide snow particles in Martian clouds. The study found particles at both poles are about the size of a red blood cell, with differences in size between the south and north poles.
MIT engineers have developed a fuel cell that runs on glucose, potentially powering brain implants to help paralyzed patients. The glucose fuel cell strips electrons from glucose molecules to create a small electric current, and its biocompatibility has been proven through platinum catalysts.
Researchers at MIT have developed an algorithm allowing robots to quickly learn an individual's preference for a task and adapt accordingly. This enables robots and humans to work side by side, improving productivity and efficiency in manufacturing plants.
A new MIT study examines how chronic inflammation can lead to cancer. The researchers found that the liver and colon respond differently to infection, with neutrophils secreting hypochlorous acid damaging proteins and DNA in the colon. The study could help predict the risk of chronic inflammation and develop ways to halt it.
A survey by MIT reveals that 95% of major Latin American cities are planning for climate change, compared to only 59% in the US. Cities worldwide are taking proactive steps to adapt to global warming, often due to natural disasters and changing climate conditions.
A team of researchers has created nanoparticles made from DNA and RNA that can deliver snippets of RNA directly to tumors, turning off genes expressed in cancer cells. The new particles pose less risk of side effects and offer better targeting due to their biodegradable nature.
A new system developed by MIT researchers can accurately analyze surveillance camera footage in real-time, reducing false alarms and increasing response time. By using a mathematical framework to weigh the pros and cons of different algorithms, the system can identify potential threats quickly and efficiently.
Researchers from MIT revisited data from a seminal online experiment and found that a clear quantitative indicator of quality consistently predicts song popularity across all sites. High-quality songs will gradually rise to the top, even on sites where downloads determine ordering, but equilibration takes time.
Researchers at MIT have developed a device that delivers a variety of drugs through the skin without using needles, potentially improving patient compliance and reducing accidental needle-stick injuries. The device can be programmed to deliver different doses to varying depths, addressing limitations of existing jet-injection systems.
A new study by MIT civil engineers finds that stiffer pavements can reduce vehicle fuel consumption by as much as 3 percent and decrease CO2 emissions by 46.5 million metric tons per year, resulting in significant savings and environmental benefits. The study uses mathematical modeling to analyze pavement deflection under vehicle tires...
Researchers at MIT demonstrate that network coding and error-correcting codes can be handled separately in wired networks, increasing capacity. In contrast, wireless networks pose challenges due to interference, but upper and lower bounds on capacities are calculated, providing a guide for future research.
Researchers develop a new technique to predictably generate complex wavy shapes from hydrogels, which may help design more efficient drug-delivery systems. The technique uses an experimental setup that projects images onto a photosensitive hydrogel, causing it to assume the desired shape.
Researchers at MIT have developed a technique to mitigate side-channel attacks, which can steal computer secrets by analyzing time it takes for a computer to store data or measure its power consumption. This approach obscures computational details, making it difficult for attackers to infer information about the program.
A new sensor developed at MIT can accurately measure the ripeness of fruits by detecting tiny amounts of ethylene gas. The sensor has the potential to help grocers and food distributors reduce waste and spoilage, with estimates suggesting a 30% reduction in losses.
Researchers at MIT and two Boston hospitals have developed a simple wrist sensor that can measure the severity of epileptic seizures with high accuracy, potentially allowing patients to monitor their condition at home. The device could also predict seizure onset, enabling early intervention.
A new study published in Environmental Science and Technology found that air pollution from cars, trucks, planes, and powerplants cause 13,000 premature deaths in the UK each year. Car exhaust was the single greatest contributor to premature death, affecting over 3,300 people annually.
Researchers at MIT have developed a new coating for hip implants that promotes bone growth, creating a stronger seal between the implant and the patient's own bone. This coating could prevent premature failure and reduce the risk of infection, allowing patients to walk and perform physical therapy during the healing process.
Researchers at MIT have developed a new method to prevent undersea ice clogs by using passive coatings on pipe insides that inhibit methane hydrate adhesion. The coatings reduce hydrate adhesion to one-quarter of the amount on untreated surfaces, providing a simple and inexpensive solution.
Researchers at MIT have developed hybrid copper-gold nanoparticles that can convert carbon dioxide into hydrocarbon fuels with significantly less energy than pure copper. The tiny particles, engineered to increase surface area and stability, have the potential to greatly reduce greenhouse gas emissions from powerplants.
MIT researchers develop techniques to address limitations of current bus-based communication systems in multicore chips. Virtual bypassing and low-swing signaling allow for faster data transmission and reduced energy consumption, promising significant improvements in chip efficiency.
Researchers developed a new model that predicts the flow of granular materials like sand, considering the size of individual grains. The model improves on existing continuum models by accounting for grain size effects, which were previously overlooked.
Researchers at MIT's DRL have developed algorithms that could enable smart sand to assemble itself into large-scale replicas of models, using a subtractive method and minimizing computational resources. The system uses electropermanent magnets and microprocessors to communicate and share power among grains.
Researchers at MIT and Harvard University have developed the 'buckliball,' a hollow spherical object that collapses reversibly when air is sucked out, exhibiting cooperative buckling behavior. This design has the potential for widespread applications in structures, materials, and toys.
A team of MIT researchers has developed a new approach to solar energy by creating 3D configurations of solar photovoltaic cells. Their results show that these structures can increase power output ranging from double to more than 20 times that of traditional flat panels, with the biggest boosts seen in locations far from the equator, i...
Researchers at MIT Media Lab have developed a new imaging system that can produce recognizable 3-D images of objects outside its line of sight by using femtosecond laser pulses and analyzing reflected light. The system has potential applications in emergency response, vehicle navigation, and medical devices.
Researchers at MIT have developed a biplane design that can reduce drag by up to half, making it more fuel-efficient and quieter. The design, inspired by Adolf Busemann's work in the 1950s, could potentially cut fuel costs by over half, enabling cheaper supersonic travel.
A new MIT analysis reveals there is sufficient room in deep saline aquifers to safely store CO2, addressing a major issue in capturing and storing greenhouse gases. The study models how carbon dioxide would percolate through rock formations, accounting for capacity and injection rates.
A new study from MIT neuroscientists found that sharing stories about one's life with members of the opposing group improves attitudes and reduces prejudice. The benefits were greatest for members of the less empowered group, who reported improved attitudes towards the other group after sharing their own perspectives.
A team of MIT engineers has created a mathematical procedure that can optimize path planning for automated underwater vehicles (AUVs) even in regions with complex shorelines and strong shifting currents. The system can provide paths optimized for the shortest travel time, minimum energy use, or maximum data collection.
Scientists have discovered that inhibiting the HDAC2 enzyme can reverse Alzheimer's symptoms in mice by removing gene 'blockades' that shut off memory formation. This finding suggests that targeted drugs could be effective in treating the disease, which affects millions worldwide.