A new brain imaging study from MIT and Harvard Medical School may lead to a screen that could identify children at high risk of developing depression later in life. The researchers found distinctive brain differences in children known to be at high risk due to family history of depression, suggesting an early intervention strategy.
Researchers at MIT have found a key to solving the great unsolved problem of heat loss in fusion reactors. Interactions between turbulence at the tiniest scale, that of electrons, and turbulence at a much larger scale, that of ions, can account for the discrepancy between theory and experimental results.
A new study suggests that governments can easily make subsidies too low when ignoring consumer demand uncertainty, leading to slower adoption of clean technologies. Higher subsidy levels are needed to kick-start sales and meet uncertain demand.
Two MIT researchers have developed a thin-film material that can be switched between metallic and semiconducting properties by applying a small voltage. The discovery could lead to new types of computer memory chips and energy conversion devices.
Researchers at MIT have developed a queuing model that predicts taxiing time, allowing air traffic controllers to direct departures more efficiently. The model led to significant fuel savings in tests at various US airports, with each gate-held aircraft saving 16-20 gallons of fuel.
A new technology allows for the creation of incandescent bulbs that can achieve efficiencies as high as 40 percent, outperforming current CFLs and LEDs. The breakthrough involves a two-stage process where waste heat is captured and re-emitted as visible light, resulting in a threefold improvement over traditional designs.
Astronomers have detected a massive galaxy cluster, IDCS J1426.5+3508, 10 billion light years from Earth, formed just 3.8 billion years after the Big Bang. The cluster is about 1,000 times more massive than the Milky Way and is undergoing significant upheaval.
The new method allows tracking of gene expression changes in stem cells, immune cells, and potential applications for cancer research. Researchers discovered unique family-specific transcriptional profiles for single T cells, shedding light on how a single founding cell gives rise to diverse progeny.
A new study finds that global mercury regulations will lead to twice the economic benefits for the US as domestic policy, with estimated lifetime benefits of $339 billion and economy-wide benefits of $104 billion. Domestic policies are expected to benefit those who consume locally caught freshwater fish more.
Researchers at MIT and Cambridge University discovered that bacteria streaming through a lattice behave like electrons in a magnetic material. By tuning the lattice dimensions, they can direct billions of microbes to align and swim in the same direction, similar to electrons orbiting around atomic nuclei.
A team of researchers at MIT has successfully built a working optoelectronic microprocessor, demonstrating the feasibility of optical communication in computing. The chip computes electronically but uses light to move information, potentially reducing power consumption and increasing performance.
A MIT study found that a group of consumers have an unerring knack for buying failed products, time after time. The 'harbingers of failure' tend to purchase all kinds of flop-worthy products, including those with strong initial sales but ultimately poor market reception.
Researchers at MIT have developed a new technique for trapping hard-to-detect molecules using forests of carbon nanotubes. The team created a three-dimensional array of permeable nanotubes within a microfluidic device, which they coated with polymers to capture specific bioparticles.
Researchers at MIT's Microsystems Technologies Laboratories show promise in building microelectromechanical systems (MEMS) using affordable and high-quality desktop fabrication devices. This allows for production of useful MEMS at significantly lower costs without compromising quality, enabling new markets and applications.
Engineers at MIT have designed an atomic force microscope that scans images 2,000 times faster than existing models, capturing chemical processes taking place at the nanoscale in near-real time. The instrument produces high-resolution 'movies' of condensation, nucleation, dissolution, and deposition of material.
A recent study has identified the Shank3 gene as a key contributor to both autism and schizophrenia. The researchers found that two different mutations of the gene produce distinct molecular and behavioral effects in mice, shedding light on how a single gene can play a role in multiple diseases.
For the first time, MIT chemists have measured the energy of a transition state in a chemical reaction, a fleeting and unstable state thought to be impossible to experimentally characterize. By analyzing changes in vibrational energy levels, they were able to decipher the patterns of reactants approaching the transition state.
Researchers at MIT have developed a stretchy hydrogel material that can incorporate temperature sensors, LED lights, and drug-delivering reservoirs. The hydrogel can sense changes in skin temperature and release medicine as needed, making it a potential treatment for burns or other skin conditions.
A new messaging system, Vuvuzela, provides strong mathematical guarantees of user anonymity while allowing for fast communication. The system uses three servers and encryption layers to confuse adversaries and prevent them from inferring communication patterns.
By exploiting polarization of light, MIT researchers have developed a system that can increase the resolution of conventional 3D imaging devices up to 1,000 times. The technique uses coarse depth estimates and real-time calculations to provide high-quality 3D images.
A new study by MIT researchers reveals that US states have become more liberal since the 1930s, with a small turn to the left in recent years. The study also shows that regional differences in state-level policies have become more pronounced, with the South becoming more conservative and the Northeast and West Coast becoming more liberal.
MIT mathematicians have developed a formula to calculate the maximum amount of heat exchanged between two objects separated by distances shorter than the width of a single hair. The formula uses material properties and separation distance as parameters, allowing for optimization of devices such as thermophotovoltaics.
MIT researchers develop a low-cost biomedical imaging system using fluorescence lifetime imaging and Fourier transform analysis, enabling accuracy comparable to expensive lab equipment.
A new MIT study found that Earth's geomagnetic field intensity is double the long-term historical average, indicating it has a long way to fall before reaching an unstable level. This suggests that the current field intensity has a long buffer zone, making a reversal less likely in the near future.
A new study suggests that climate change will significantly impact global farming productivity, with a one-sixth decline in production under projected scenarios. Altering crop patterns within countries is key to mitigating these effects, rather than relying on international trade.
Researchers at MIT developed an ingestible sensor that measures heart rate and breathing rate by detecting sound waves produced by the beating heart and lungs. The device has potential applications in trauma patients, soldiers, athletes, and chronic illness diagnosis.
MIT neuroscientists have discovered a new way that the brain strengthens connections between neurons. The presynaptic neuron plays a crucial role in this process, releasing neurotransmitters to stimulate growth of new connections and enhancing synaptic function.
MIT researchers developed a new algorithm that reduces computation time for complex models by 200 times, using probability distributions and relevant data. The 'shrinking bull's-eye' algorithm can apply to various fields, including engineering, geophysics, and subsurface modeling.
Researchers developed polyMOCs, hybrid materials combining metallogels and MOCs, with tunable properties. These gels can be used for various functions, including controlled release of molecules and gas storage.
Researchers developed a system that sends highly compressed images to servers, which then process the images and send back modified files with reduced bandwidth consumption. The technique reduces bandwidth usage by over 98% and energy consumption by up to 85%, making it ideal for mobile image processing applications.
A new approach to desalination, called shock electrodialysis, uses an electrically driven shockwave to separate salty and fresh water streams, allowing easy separation without filters or boiling. This method can be scaled up for large-scale seawater desalination and may also sterilize contaminated water.
Scientists have discovered a new exoplanet, GJ 1132b, that is rocky and Earth-sized, orbiting a small star just 39 light-years from Earth. The planet's surface temperature is estimated to be around 500 degrees Fahrenheit, making it uninhabitable for life as we know it.
A new study found that counting ability was a strong predictor of whether children would distribute resources based on merit, not age or education. Children as young as 3 can understand the concept of rewarding more effort, but struggle to translate it into an accurate distribution.
Engineers at MIT developed a synthetic hydrogel that is 90 percent water and has a toughness comparable to the bond between tendon and cartilage on bone. The hydrogel can adhere to surfaces like glass, silicon, and metal with high durability, making it suitable for protective coatings and biomedical devices.
Researchers at MIT have developed techniques to amplify minute motions in digital video, as well as smooth out small variations in digital images. The techniques can produce more polished images for graphic-design projects, while also disclosing structural defects and camouflaged objects.
A team of researchers from MIT and QCRI developed a system that can automatically convert 2-D video of soccer games into 3-D. The system uses detailed 3-D maps stored in video games to create broadcast-quality 3-D video, achieving real-time processing without visual artifacts.
A new study at MIT applies the fracture mechanics theory of local symmetry to predict river network evolution. The research found that rivers grow in a direction consistent with symmetry, driven by groundwater pressure and water table height.
Researchers have created genetically encoded magnetic protein nanoparticles that can be produced within cells, allowing for non-invasive tracking and monitoring of cell signals. This technology has the potential to observe communication between neurons, activation of immune cells, and stem cell differentiation, among other phenomena.
Scientists developed a model that estimates the thickness of Earth's 'critical zone' given topography, gravity, and plate tectonics. The results show that bedrock weathering varies with tectonic compression, influencing the diversity of terrestrial life.
A new MIT-led study reveals that Volkswagen's use of software to evade emissions standards will directly contribute to 60 premature deaths across the US. The automaker's excess emissions will also cause 31 cases of chronic bronchitis and 34 hospital admissions, generating $450 million in health expenses.
High-resolution climate models show parts of the Persian Gulf region may surpass survivability thresholds for temperatures above 35°C, posing severe human health risks. The study suggests that curbing greenhouse gas emissions could prevent these extreme heat events.
Researchers have developed a new cutting-plane algorithm that improves upon existing methods, offering huge efficiency gains for specific optimization problems. The algorithm has been applied to various types of problems, including submodular minimization and semidefinite programming, resulting in significant speedups.
Scientists at MIT have found a mechanism by which cancer cells develop resistance to chemotherapy drugs. The MK2 pathway takes over when p53 is disabled, allowing cells to continue dividing even with extensive DNA damage. Measuring the levels of specific RNAs could help predict patients' response to chemotherapy.
Researchers have found that repeated small stretching of nanoscale metal pieces can eliminate crystal defects in its crystalline structure, strengthening the material. This phenomenon is counterintuitive, as it is opposite to what one sees in larger metal crystals.
Researchers have found a way to enable ultra-rapid drug delivery to the gastrointestinal tract using ultrasound waves, which could aid in treating inflammatory bowel diseases. The technology, tested in pig and mouse models, showed improved absorption of insulin and mesalamine, paving the way for potential new treatments.
Researchers found that triggered earthquakes change the elastic properties of the Earth's crust in regions up to 6,000 kilometers away. This dynamic and interconnected system can create a cascading sequence of events thousands of kilometers away.
A new study finds that the US, EU, and China's pledges to reduce emissions leave little room for other nations, requiring them to adopt drastic reductions. The researchers argue that even if the top emitters fulfill their pledges, global temperatures will rise by around 3C, posing a significant threat to the planet.
Researchers at MIT developed a system that can automate big-data analysis, identifying patterns and designing feature sets. The system was tested in three data science competitions, achieving accuracy rates up to 96% and completing tasks in just 2-12 hours compared to human teams.
Engineered viruses were used by MIT researchers to achieve a significant efficiency boost in a light-harvesting system, utilizing quantum effects to enhance exciton transport. The team successfully more than doubled the speed of excitons, increasing the distance they traveled before dissipating.
Researchers at MIT have fabricated and tested a large-scale model of a harbor seal's whisker, identifying a mechanism that explains how seals sense their environment and track prey. The team found that the whisker's 'slaloming' motion helps seals detect turbulence left by moving objects.