Researchers at Georgia Tech developed an open source decision support tool using machine learning to analyze RNA expression tied to patient outcomes with specific drugs. The system predicted the chemotherapy drug that had provided the best outcome 80 percent of the time, and its accuracy could improve with additional patient records.
The NASA Astrobiology Program has awarded a $7 million grant to the Oceans Across Space and Time (OAST) alliance to search for life in present and past oceans on Mars, Jupiter's moon Europa, and Saturn's moon Enceladus. The team aims to develop technologies that can detect signs of life in various environments.
A new fuel cell developed by Georgia Institute of Technology researchers can run on cheap methane fuel at lower temperatures, making it more affordable and practical. The breakthrough could lead to the creation of decentralized, cleaner, and cheaper electrical power grids, potentially powering homes and businesses.
Researchers found diverse bacterial communities in the aquarium's water that break down waste and nitrates with varying efficiency. The study suggests that mixed bacterial communities may work more efficiently than single-star players, providing a backup option for optimal performance.
Researchers created complex origami structures with unprecedented strength, light weight, and expandability using Digital Light Processing (DLP) 3D printing. The innovative approach enables folding and refolding of the structures without breaking, paving the way for numerous potential applications.
A study published in Nature Communications sheds light on how intercellular communication influences the differentiation of embryonic stem cells. Researchers discovered a potential mechanism to control the rate of differentiation without affecting the overall patterning of resulting multicellular tissues.
Researchers developed a microfluidic technique to monitor specific biomolecules, indicating the health of living cell cultures. The technique uses electrospray ionization mass spectrometry and can detect low concentrations of biomolecules, guiding process control and improving quality control in cell manufacturing.
A new screening process, called Fast Indication of Nanoparticle Discovery (FIND), allows researchers to identify nanoparticles suitable for delivering therapeutic RNA into living cells. The technique inserts unique DNA snippets and a red-glowing Cre protein to verify nanoparticle entry into specific organs and cells.
A synthetic organelle created in a lab modelled membraneless organelles found to drive efficient sugar processing by balancing substrate and enzyme interactions. Researchers at Georgia Institute of Technology used this setup to explore cellular biochemistry, discovering unexpected nuances in organelle chemistry.
A simulation by Georgia Institute of Technology researchers suggests that direct collapse black holes (DCBH) would produce specific kinds of intense radiation, including X-rays and ultraviolet emission. They also predict the formation of massive metal-free stars, a finding unexpected at first but making sense in hindsight.
Researchers analyzed over 400 anthrax strains and found that human and animal samples tend to have more virulent plasmids than environmental sources. The study suggests a correlation between plasmid copy number and virulence, offering new insights into the severity of specific anthrax strains.
Researchers used a boron nitride separation layer to grow InGaN solar cells, which were then lifted off their substrate and placed onto glass for improved light absorption. The new technique could boost solar cell efficiency up to 30 percent.
A new simulator, GRFICS, allows users to play the roles of attackers and defenders in a virtual chemical processing plant. The system helps operators learn to detect attacks and respond appropriately, reducing vulnerabilities in industrial control systems.
A study by Georgia Institute of Technology found that dehydration alters human brain shape and activity, leading to a decline in task performance. The researchers used brain scans and simple tasks to test the effects of dehydration on cognitive function.
A new study suggests that nitrous oxide, a powerful greenhouse gas, played a significant role in keeping early Earth warm. The research found that nitrous oxide could have reached ten times today's levels, providing an extra boost of global warming under the Faint Young Sun Paradox.
A study by Georgia Institute of Technology researchers found that 30% of ants do 70% of the work in fire ant colonies, optimizing digging without clogs. Robots programmed to mimic ant behavior outperformed their human-made counterparts, demonstrating the efficiency of unequal work distributions and reversal behaviors.
Researchers at Georgia Institute of Technology developed a molecular matrix that effectively delivers muscle satellite cells to injured muscle tissue, promoting healing and protection from immune reactions. The hydrogel therapy has potential to treat muscular dystrophy patients, including those with Duchene muscular dystrophy.
Researchers discovered a security hole in popular encryption software that could have allowed hackers to steal encryption keys from smartphones by intercepting electromagnetic signals. A fix for the vulnerability was adopted in software versions made available in May.
A single-celled protozoan achieves incredible acceleration by contracting its body and utilizing supramolecular springs. The creature can shorten its body by 60% in a few milliseconds, reaching speeds of up to 200 meters per second squared.
A highly flexible and stretchable sensor can measure blood flow in brain aneurysms, reducing the need for expensive diagnostic procedures. The sensor uses capacitance changes to detect fluid flow, enabling real-time monitoring of hemodynamics after surgery.
Snail attacks reduce Porites cylindrica coral growth by up to 43% in less than a month, threatening the survival of degraded Pacific reefs. The snails selectively prey on the last remaining coral species, exacerbating the downward spiral of reef decline.
Researchers at Georgia Institute of Technology have created a material derived from crab shells and tree fibers that can replace flexible plastic packaging. The new material shows up to a 67% reduction in oxygen permeability compared to traditional PET packaging, making it a promising alternative for food preservation.
Researchers analyzed data from multiple studies on dehydration and cognitive ability, finding that functions like attention and complex problem-solving suffer most. The study also warned that older people and those with high body fat content are more susceptible to dehydration-related impairments.
A new delivery technique using dry, porous microparticles coated with phages successfully treated pneumonia in infected mice and reduced bacterial levels in cystic fibrosis models. The technique improves the distribution of phages in the lungs and could one day be used to deliver a dry-powder phage via an inhaler.
Researchers at Georgia Institute of Technology have developed a new co-design technique that merges the design of antenna and electronics, resulting in improved modulation and reduced waste heat. The innovation enables longer talk time and higher data rates in millimeter wave wireless communication devices for future 5G applications.
Researchers at Georgia Institute of Technology found that sodium- and potassium-ion batteries can be more stable and have a longer life than previously thought. The study suggests that these batteries could be used in large-scale energy storage systems, such as smart grids, due to their potential for cost-effectiveness.
Researchers at Georgia Tech have elucidated the role of a small metal catalyst and an amino acid in the release of oxygen from water in photosystem II, a complex protein structure found in plants and algae. The discovery sheds light on the intricate chemistry of photosynthesis and has potential applications in improving crop productivi...
Researchers found that airline passengers' bacterial communities have much in common with those surrounding people at home and office environments. The core airplane microbiome included genera Propionibacterium, Burkholderia, Staphylococcus, and Strepococcus (oralis).
Researchers have developed a new approach using synthetic hydrogel particles to educate the immune system to accept transplanted insulin-producing islets. The technique could allow for an 'off-the-shelf' therapy for type 1 diabetes without long-term immune suppression, potentially treating millions of people worldwide.
A new study reveals that ultracold paired particles called fermions behave even weirder than expected, flying with unique trajectories carved by spins, momenta, and energies. The researchers predict that fermions can mimic the behavior of bosons, adding new weirdness to the already established particle-wave duality.
Researchers have successfully tested an existing prescription drug, fingolimod, on lab cultures infected with mucolipidosis IV (MLIV), a rare genetic disease that causes severe neurological damage. The study suggests that fingolimod may help regulate abnormal astrocyte behavior and improve brain function in MLIV patients.
Researchers found that releasing toxicity information encourages facilities to reduce emissions, especially for chemicals ranked high in hazard levels. This study suggests government agencies can effectively curb industrial use of toxic chemicals through public disclosure alone.
Researchers found increased expression of genes responsible for antibiotic resistance in human clinical infections compared to laboratory experiments. This discovery could help scientists draw more accurate conclusions and provide better information on treating bacterial infections.
A new study found that over 67% of researchers disclose their findings before publishing or presenting the work publicly. The motivation for sharing research findings varied widely across fields, with common reasons including soliciting feedback from colleagues and attracting other researchers to the field.
Researchers at Georgia Tech created a wearable system that can recognize up to 22 different micro finger gestures, allowing users to control smart devices with simple hand movements. The technology uses acoustic chirps emitted from a ring and received by a wristband, enabling discreet interaction.
A robot at Georgia Tech has learned to dress people by analyzing simulated examples of dressing a human. The robot uses its sense of touch to guide the garment onto a person's arm and predict the consequences of different motions.
Researchers at Georgia Institute of Technology have developed a chemical trap that exhaustively catches trace glycoproteins, including those produced by cancer. This new method has proven effective in lab tests and could lead to early disease detection and targeted cancer treatments.
Researchers identified a previously unknown mechanism, dubbed the 'tail,' which puts brakes on important cell signaling by regulating G proteins. The discovery could provide new drug targets for controlling cellular processes and more sensitive biosensors for detecting chemical agents.
A flexible and stretchable wireless sensing system was developed to measure sodium consumption in people with hypertension. The device is designed to be comfortably worn in the mouth and can report sodium intake to a smartphone or tablet.
Researchers have developed a new way to introduce molecules and therapeutic genes into human cells using ultrafast compression, which can improve cell transfection efficiency. The technique involves compressing cells in microfluidic devices, causing them to take up surrounding fluid and macromolecules.
Bioengineers have developed a remote control method to activate cancer-killing immune cells using a heat-sensitive switch, which can be precisely controlled to target tumors. The technique has shown promise in initial tests in mice with implanted tumors, and could potentially improve the effectiveness of immunotherapy in treating cancer.
Researchers at Georgia Institute of Technology have discovered a new class of semiconductors, known as hybrid organic-inorganic perovskites (HOIPs), that can emit light with nuanced colors. The materials are energy-efficient, easy to process and stable at room temperature, making them potentially useful for various applications.
A new catalyst developed by Georgia Institute of Technology researchers can significantly improve the efficiency of fuel cells by speeding up oxygen processing. This breakthrough could enable the widespread adoption of clean energy technology and reduce costs associated with producing hydrogen fuel, a key ingredient for fuel cells.
Researchers at Georgia Institute of Technology have discovered the electron transfer mechanism underlying contact electrification, a process that generates electricity through friction between surfaces. The study's findings suggest temperature plays a crucial role in the phenomenon, with performance degrading above 300°C.
Researchers found that in vitro testing is no help in predicting which nanoparticles successfully enter cells in living animals. A new DNA barcoding technique allows testing of over 100 nanoparticles simultaneously in a single animal, accelerating the development of gene therapies.
A new data analysis of 51 existing studies in mice reveals that phosphorylated tau (p-tau) is a more likely culprit in Alzheimer's disease than previously thought. The study also found that multiple biochemical actors work together to tear down neurons, and that soluble amyloid-beta has a strong correlation with cognitive decline.
The Real-Time Captcha approach uses a randomly-selected question within a Captcha image, requiring users to respond quickly and making it difficult for machine learning programs to spoof legitimate users. The technique combines face recognition with Captcha, strengthening biometric authentication.
Bees soar with web traffic algorithms, but ants and slime mold flop. Nature's design inspirations are valuable, but not always practical. Classic algorithms still outperform nature-inspired methods in static problems like the Traveling Salesman Problem.
Researchers believe asteroids can reveal what molecules originally existed in our solar system, helping scientists reconstruct the pathway that led to life on Earth. The study of asteroid and meteorite samples provides strong evidence that certain compounds were present before life formed.
Researchers at Georgia Tech and Oak Ridge National Laboratory use neutron beams to illuminate presenilin, an intramembrane protease that chops protein building blocks. The study reveals a simpler protein structure than expected, with two chemical knives for cutting peptides.