A new rational drug design technique identifies molecules targeting multiple receptor sites on key cellular proteins, making it challenging for microbes to develop resistance. The technique has been validated and shows potential in battling drug resistance and even cancer cells.
Researchers deployed planes to measure chemicals and particles in real-time, discovering a significant increase in fine particle levels. The study's findings highlight the importance of prescribed burns as a potentially effective strategy for reducing wildfire pollution.
New simulations reveal DNA's constant motion enables rapid transcription factor diffusion, contradicting the long-held assumption of rigid DNA. The findings have significant implications for understanding cell processes and potentially boost speed and accuracy in biological and medical research.
Researchers created a new computing system that employs electronic oscillators to solve graph coloring tasks, a type of problem that challenges modern computers. The system works by harnessing the natural ability of oscillators to synchronize and operate at different phases, mimicking the solution to a graph coloring problem.
A new hydrogel material combined with vascular endothelial growth factor (VEGF) has been shown to enhance the survival rate of transplanted insulin-producing cells in animal models. The technology could potentially treat more patients with type 1 diabetes and reduce the need for multiple donors.
Researchers at Georgia Tech found that students at higher-ranked colleges have better mental health, with lower stress and anxiety levels. Large public schools with more female students tend to have poorer mental health indexes due to a lack of financial and academic anxiety posts.
Researchers found that brown carbon released into the air from wildfires is more likely to travel to the upper levels of the atmosphere, where it can cool or warm the air. Brown carbon appears more likely than black carbon to have a greater impact on climate due to its altitude.
Researchers analyzed network traffic from over five billion events to identify malware signals weeks before detection. This allows for early warning of potential attacks, reducing their impact. The study suggests new strategies for malware-independent detection, giving network defenders a timely advantage.
A new class of attacks, dubbed 'Cloak and Dagger,' allows attackers to take control of Android devices by overlaying the graphical interface with false information. The vulnerability arises from the combination of two legitimate permissions that power desirable features in popular apps.
Georgia Tech researchers have developed a team of free-flying robots that can maintain formation and avoid collisions. The robots use virtual top hats to maneuver in the air. Meanwhile, autonomous blimps with face-detecting capabilities are being built to recognize hand gestures and interact with humans.
A new study finds that warming temperatures affect the stability of Tibetan alpine grasslands, threatening forage production and livestock reliance. Climate change also disrupts species synchrony, jeopardizing well-adapted ecosystems.
Researchers developed a new process to create graphene from ethene, using higher temperatures than previous methods. The technique could open up new applications for graphene due to its lower cost and simplicity.
A new analysis of decades-long ocean data reveals a troubling oxygen decline, with oxygen levels dropping in the 1980s as temperatures rose. The rate of global oxygen loss exceeds natural variability, impacting marine habitats and leading to frequent 'hypoxic events' that kill or displace fish populations.
A study by Georgia Institute of Technology and FDA researchers found a new factor contributing to dangerous electrical turbulence in the heart, including varying amplitude of action potential. This discovery could lead to new methods for predicting and preventing life-threatening cardiac fibrillation.
Scientists at Georgia Institute of Technology and Peking University have developed a new technique for creating self-folding three-dimensional origami structures using photocurable liquid polymers. The process involves projecting a grayscale pattern onto the polymer, causing it to form a solid film through crosslinking reactions.
Researchers confirm importance of first arrival for promoting species diversification in a test tube experiment with bacterial species. The study extends the 'first arrival' hypothesis with caveats, suggesting that earlier arrival allows for greater diversification if competing species are similar ecologically.
A new interface designed by Georgia Institute of Technology researchers enables more efficient and faster robot operation, particularly for non-expert users. The point-and-click method resulted in significantly fewer errors and allowed participants to perform tasks quicker and reliably than the traditional ring-and-arrow technique.
Researchers discovered ancient methane-producing microbes thrived in rust-rich environments, escaping to the atmosphere and trapping heat. This finding challenges previous theories on greenhouse gas production during the early Earth's formation.
A new study led by Georgia Tech reveals that massive landslides on Ceres are indicative of hidden ice, suggesting up to 50% of the upper layers may be composed of ice. The research uses data from NASA's Dawn spacecraft to identify three types of landslides, offering insights into Ceres' composition and structure.
Researchers have developed a new 3D printing method that allows for the creation of objects with permanent shape-shifting capabilities. The method uses shape memory polymers and can achieve significant time and material savings.
Researchers at Georgia Tech studied the honeybee cleaning process and found that hair spacing is essential for removing up to 15,000 particles in three minutes. The unique spacing allows the forelegs to collect as much pollen as possible with each swipe.
Researchers at Georgia Institute of Technology found that Titan's non-silicate granules become electrically charged when kicked up by wind, causing them to cling together and resist further motion. This property helps explain the formation of large sandy dunes on Titan's surface, which are unlike anything seen on Earth.
Liquid crystals used for food coloring may have uses beyond food dyes, exhibiting unexpected characteristics that can be harnessed for sensors and other applications. The material responds dramatically to temperature, concentration, and pattern changes.
Researchers at Georgia Tech used game theory to study individual behavior during influenza outbreaks and found that empathy of infected persons is key to eradicating the illness. Healthy individuals' attempts to protect themselves cannot stop the disease from spreading.
Physicists developed a simple mathematical model to predict turbulent flows and verified it physically in a lab. They identified exact coherent structures (ECSs) that provide entry points for computing predictions about future turbulence behavior.
Researchers at Georgia Tech found that changes in atmospheric circulation, caused by Arctic sea ice loss and increased Eurasian snowfall, contribute to stagnant air conditions over China. This leads to the buildup of pollution, exacerbating winter haze problems in regions like Beijing. The study suggests that global climate change will...
Researchers at Georgia Tech have developed a nanofiber catalyst that improves the efficiency of rechargeable batteries and hydrogen production. The new catalyst, made from double perovskite nanofibers, shows significantly enhanced oxygen evolution reaction capability compared to existing materials.
Using toroidal droplets, scientists at Georgia Tech develop new understanding of shape changes in biological materials. The findings could improve fuel injectors and chemical processes dependent on droplet formation.
Researchers found that brake dust particles can form a toxic aerosol when mixed with acidic sulfate in the air. The interaction can cause oxidative stress and increase the risk of adverse health effects. While electric cars may reduce tailpipe emissions, brake dust will remain a persistent source of pollution.
Researchers at Georgia Institute of Technology found that uninitialized variables in Linux kernel can be used to launch privilege escalation attacks, giving attackers increased access to network resources. A novel attack method, targeted stack spraying, was developed to exploit these vulnerabilities.
Researchers demonstrated a chiral metamaterial that exhibits significant spectral shift with milliwatt-level power modulation, outperforming current records by a factor of 100,000. The material's properties make it suitable for applications in data processing, sensing, and communications.
Researchers at Georgia Institute of Technology have developed triboelectric nanogenerators to charge molecules in mass spectrometers, dramatically boosting sensitivity and allowing for smaller sample volumes. The technology enables controlled ionization and eliminates waste, opening new avenues for scientific applications.
Successful dieters tend to express positive sentiments on Twitter with language related to health and fitness. Their larger social networks and engagement also contribute to stronger support systems, positively impacting dieting compliance. In contrast, unsuccessful dieters often exhibit a negative tone and lack emotional control.
A new model developed by Georgia Tech professor Eva Lee recommends response strategies for infectious diseases like Zika, with a focus on early intervention and containment methods. The model suggests that 20% compliance rate can reduce total infections by half in Brazil during the Zika outbreak.
Researchers at Georgia Institute of Technology have developed a laboratory-scale system that produces green hydrogen at relatively low temperatures, capturing CO2 emissions. The CO2/H2 Active Membrane Piston (CHAMP) reactor can be scaled up or down to meet specific needs and operates more slowly than conventional engines.
Researchers at Georgia Tech have developed a new form of ransomware that can take over control of simulated water treatment plants, highlighting vulnerabilities in industrial control systems. The attack demonstrates the potential for attackers to compromise programmable logic controllers (PLCs) and hold critical systems hostage.
Researchers have developed a new technique using DNA 'barcodes' to rapidly screen nanoparticles for therapeutic delivery. The method allows hundreds of different types of nanoparticles to be tested simultaneously in just a handful of animals.
Researchers used physics equations to track bacterial battles over sustenance and turf, gaining insights for new targeted therapies against infections. Cholera bacteria wield harpoon-like appendages covered in poison, with a correlation found between weaponry and cooperative social behavior.
Research in Fiji Islands reveals that small community-based marine protected areas can be susceptible to attacks by crown-of-thorns sea stars, which can devastate coral reefs. Despite the importance of these protected areas, the findings highlight a new threat that may emerge from degraded areas surrounding healthy ecosystems.
A new study reveals that frogs' tongues are covered in a unique reversible saliva that changes viscosity during capture and retraction. The combination of this saliva with a super soft tongue allows for an incredible 50 times greater work of adhesion, making it a key factor in the frog's ability to hang onto its next meal.
Researchers at Georgia Institute of Technology developed new ways to interact with smartwatches, including scrolling through apps with finger gestures on the watch band and rejecting phone calls by blowing on the screen. These techniques use existing technology such as gyroscope and accelerometer sensors, making them more accessible an...
Researchers found that booster words like 'undeniable' and positive emotion terms are viewed as highly credible, while hedge words and mocking terms are seen as less credible. The study also showed a correlation between longer message lengths and higher credibility scores.
A simple technique produces oxide nanowires from bulk materials at ambient temperature and pressure without catalysts or toxic chemicals. The process enables the production of low-cost 1D nanomaterials in large quantities for various applications, including thermally-stable battery membranes.
Researchers discovered that biophysical cues of pathogen-associated molecular patterns (PAMPs) influence the immune system's response to pathogens. The findings suggest that understanding these cues can help fine-tune vaccine responses and generate potent immune reactions.
A new study from Georgia Institute of Technology reveals that Charon, Pluto's largest moon, significantly reduces the stripping of Pluto's atmosphere by solar wind when positioned between the sun and Pluto. This barrier creates a more acute angle of Pluto's bow shock, slowing down atmospheric loss.
The new therapy uses a kilohertz frequency electrical block of afferent vagus nerve pathways to stimulate the nerve while inhibiting unwanted nerve activity, increasing clinical efficacy and therapeutic benefit. This approach is reversible, controllable, and clinically feasible, providing a potential solution for chronic inflammatory d...
A 3.5-billion-year-old phosphorus surplus coincided with the emergence of complex life on Earth, suggesting a key role in animal evolution. The discovery was made by analyzing sedimentary rock records from ancient coastal zones.
Physicists have observed strong signs of a rare quantum spin liquid in the YbMgGaO4 crystal, which could lead to the discovery of hundreds of new materials for quantum computing. The crystal's unique properties allow for 'spooky' entanglement between multiple particles, potentially enabling the creation of exotic states of matter.
A simple electrical doping technique could reduce the cost of polymer solar cells and organic electronic devices, enabling new applications for these technologies. The new process enables efficient single-layer solar cells, potentially transforming wearable devices and small-scale distributed power generation.
A new metagenomics methodology can quickly diagnose foodborne bacterial outbreaks by analyzing DNA sequencing data. This approach identified Salmonella pathogen variants and detected co-infections with Staphylococcus aureus, revolutionizing disease surveillance.