A new search-and-rescue robot, Scalybot 2, is designed to use less energy and navigate tight spaces like snakes. The robot replicates rectilinear locomotion, a efficient movement method that allows snakes to crawl through crevices with minimal energy expenditure.
A new study uses advanced imaging to measure tricuspid valve anatomy and predict the severity of leakage. The research found that pulmonary arterial pressure, annulus area, and papillary muscle position are correlated with the grade of tricuspid regurgitation.
Researchers have discovered that myocilin deposits can lead to vision loss in glaucoma patients. The study, published in the Journal of Molecular Biology, explores one of the molecular origins of glaucoma and potentially leads to new treatments.
Researchers developed a rapid test using mass spectrometry to identify Staphylococcus aureus, the bacterium causing staph infections. The test can detect low concentrations of bacteria in just a few hours, reducing manual labor and subjective interpretation.
A survey of US human embryonic stem cell researchers found nearly four in ten faced excessive delay acquiring a line, while over one-quarter were unable to get the line they needed. The main reasons for these issues include material transfer agreements, research approval, and federal policies.
A new study reveals two mechanisms by which cells remove embedded ribonucleotides from DNA: the mismatch repair system and RNase H. This research provides insights into how cells maintain genomic integrity and potentially opens up new avenues for understanding RNA-driven DNA evolution.
Researchers have created a computer model that can study interactions between molecules, such as those between a drug and its target. The software, developed by Georgia Tech Professor David Sherrill's team, allows for faster analysis of larger molecules than any other program in existence.
Georgia Institute of Technology experts developed RealOpt-ABM software to model guest movement through the aquarium. The tool accurately predicted guest flow, recommending strategies for show scheduling, resource allocation, and theater loading/unloading. Optimized designs minimized congestion and ensured an amazing guest experience.
Researchers at Georgia Tech, with support from DARPA and other organizations, are developing a suite of algorithms to identify insider threats in large datasets. The system, called ADAMS, will analyze email, text messages, and file transfers for unusual activity, providing analysts a short list of unexplained events to investigate.
Researchers at Georgia Institute of Technology are developing microneedle patches to administer polio vaccine, which could eliminate the need for trained personnel and refrigeration. The project aims to provide data to justify human trials and make vaccination more accessible in remote areas.
Nanotechnology researchers at Georgia Tech have compared two techniques for chemically doping sheets of graphene for device and interconnect fabrication. Edge treatment, which reacts with defects created when the material is cut, was found to be thousand times more efficient than surface treatment.
Physicists at Georgia Tech developed a unified theory describing coexistence of liquid and pinned solid phases of electrons in 2D under magnetic field. The theory predicts transition between phases as field is varied, showing emergence of hexagonal Wigner crystal with enhanced stability due to quantum correlations.
Researchers used zinc oxide microwires to enhance the efficiency of LEDs by creating a piezoelectric potential that tunes charge transport and carrier injection. The devices showed significant improvement in emission intensity and injection current.
Researchers at Georgia Tech discover that genomic gaps in human and chimp genes are caused by viral-like sequences, leading to differences in gene expression and morphology. The study suggests that 'junk DNA' may hold the key to understanding why humans differ from chimps.
A recent study found that applying mechanical forces to a wound site immediately after healing began can disrupt vascular growth and prevent bone healing. However, delaying the application of mechanical stress until later in the healing process can enhance functional bone regeneration through adaptive remodeling.
A research team at Georgia Tech has developed a technique to decode keyboard vibrations and decipher complete sentences with up to 80 percent accuracy. By analyzing the accelerometer's data, the system can identify pairs of keystrokes and compare them to a preloaded dictionary to determine the typed word.
Researchers have identified four toxic molecules used by certain species of seaweed to harm corals, which could inform management techniques to protect fish that consume these harmful seaweeds. The molecules are from a class of organic compounds known as terpenes and were found to be active at very low concentrations.
Researchers at Georgia Institute of Technology developed a model that can be added to existing climate simulations, showing insoluble dust particles form more droplets than thought. This discovery could improve the accuracy of regional climate models, especially in areas with significant amounts of mineral aerosols.
The consortium aims to reduce barriers in pediatric device development by creating a product development pathway with support from Georgia Tech and Emory University institutions. Initial focus will be on investigating three technologies: smartphone attachment for at-home ear examinations, renal dialysis device, and gel for delayed skul...
Researchers at Georgia Tech discovered that a strong electric field can induce solidification in liquid droplets of formamide, forming crystallites. The study used molecular dynamics simulations to track the evolution of materials systems and found that increasing the field strength led to shape transitions and eventually solidification.
Researchers will develop a 'therapeutic robot' to aid people with mobility problems and create wearable sensors that allow blind individuals to perceive their environment. They will also investigate the spatial and temporal regulation of cell differentiation in tissues.
A recent study published in the British Journal of Social Psychology suggests that racism and prejudices are often learned through cultural exposure. Participants responded faster to word pairs found together in literature, indicating a potential link between cultural stereotypes and individual gut reactions.
Researchers at Georgia Institute of Technology have developed a method to control silicon evaporation, allowing for the growth of high-quality layers of epitaxial graphene on silicon carbide wafers. This technique enables the production of uniform and high-quality graphene layers, which is essential for electronic device applications.
Researchers at Georgia Tech and Emory University will develop biomaterials to capture molecules from embryonic stem cells for enhanced tissue regeneration in adults. The goal is to harness regenerative power of stem cells without tumor formation or immune system compatibility issues.
Researchers have shown they can reverse the aging process for human adult stem cells, which are responsible for helping old or damaged tissues regenerate. The study found that suppressing the accumulation of toxic transcripts from retrotransposons allows for rejuvenation and resetting of 'aged' human stem cells.
A study found that fast-evolving genes in social insects like fire ants and honeybees are responsible for their developmental differences. These genes exhibit elevated rates of evolution, even before they are recruited to produce diverse forms.
Researchers studying seaweed-eating fish and coral reef health may develop new methods to manage seaweed growth. The study aims to determine which mix of fish can control the most damaging seaweeds and protect corals.
A new computer model, EvoArch, suggests the Internet's architecture will remain an hourglass shape unless new protocols are added to the middle layers. The model predicts that existing protocols in these layers will compete and replace each other.
A new in vitro study reveals that dilating the tricuspid valve opening or displacing its papillary muscles can cause leakage, with combination of both increasing severity. The study's findings suggest improved diagnosis and treatment for tricuspid regurgitation, a condition affecting millions of Americans.
Georgia Tech professors Paul Houston and C. David Sherrill were named ACS Fellows in 2011 for their work in chemistry, contributing to global challenges like providing clean water and new energy sources.
Researchers developed a glove with vibrating fingertip that enhances tactile sensitivity and motor performance. The device showed statistically significant improvements in various sensory and motor skill tasks, including texture discrimination, two-point discrimination, and grasp tests.
A study from Georgia Tech recommends an 'Internet nutrition label' to provide consumers with a complete picture of their service performance. The label would include metrics like throughput, latency, and packet loss, helping users make informed decisions about their internet plans.
The Juno mission aims to resolve unanswered questions about the massive planet and its evolution. By analyzing microwave signals passing through Jupiter's atmosphere, scientists hope to understand how much water exists there.
Researchers have developed piezoelectric resistive switching devices that use zinc oxide nanowires to control memory cells through electromechanical modulation. The devices can detect electronic signals from mechanical actions in the biological world, enabling a new way to interface biology and electronics.
Researchers developed maltodextrin-based imaging probes that can detect bacterial infections in animals with high sensitivity and specificity. These probes distinguish bacterial infections from other inflammatory conditions, such as cancer, and can detect as few as one million viable bacteria cells.
Scientists have developed a novel method to create ferroelectric nanostructures directly on flexible plastic substrates using thermochemical nanolithography and heated AFM tips. This breakthrough enables the production of complex structures for energy harvesting, sensors, and actuators at low temperatures.
Scientists at Georgia Tech analyzed data from the March 11 Japan earthquake, finding that subsurface materials were weakened by as much as 70%, affecting how faults deliver movement to buildings and bridges. The study could improve building design and help predict effects of rare and extremely powerful events.
Scientists have developed a technique to capture and convert ambient electromagnetic energy into usable power, which can be used to operate wireless sensors and microprocessors. The technology has the potential to provide a new source of energy for various applications, including airport security and industrial monitoring.
Researchers at Georgia Institute of Technology have designed a unique gel capsule structure that can co-deliver distinct drugs. The microcapsule's spatially-segregated compartments make it suitable for multi-drug encapsulation and release strategies, offering potential advantages such as synergistic effects and suppressed drug resistance.
LiquidText facilitates innovative active reading by enabling users to interact with documents using finger motions, featuring flexible control and novel gestures. The software provides a fluid-like representation of text, allowing readers to restructure and rearrange content as needed.
A meta-analysis of bacterial-virus interactions reveals a nested structure, with hard-to-infect bacteria infected by generalist viruses and easy-to-infect bacteria attacked by both generalist and specialist viruses. This discovery could improve predictions of microbial population dynamics and community assembly.
Researchers at Georgia Institute of Technology and Tel Aviv University discovered dielectron charging of water nano-droplets, where excess electrons form doubly negatively charged clusters. The study reveals a water-splitting process resulting in molecular hydrogen liberation and hydroxide anions formation.
A new iPhone application, iTrem, has been developed to track hand and arm tremors in patients with Parkinson's disease. The app uses the iPhone's accelerometer to collect data, which can be used by physicians to remotely monitor patient disability and treatment response.
Researchers found that Daphnia's defense against predators makes it more vulnerable to a virulent yeast parasite, Metschnikowia. The study suggests that increasing predator densities may not be the best solution to control disease as it can lead to increased susceptibility to other parasites.
The new technique uses barium oxide nanoparticles to adsorb moisture, initiating a water-based chemical reaction that oxidizes carbon deposits, keeping nickel electrode surfaces clean. This allows solid oxide fuel cells to be powered directly by coal gas at low temperatures, reducing carbon emissions and increasing efficiency.
A new microspectrometer architecture using compact disc-shaped resonators has achieved high resolution and wide bandwidth, enabling miniaturized spectrometers with improved performance. The device can be integrated with other devices and is suitable for various applications in biological, chemical, medical, and pharmaceutical fields.
New research controls stem cell development to direct desired cell types, enabling efficient diagnostics and regenerative medicine therapies. The study's findings could be used to develop manufacturing procedures for producing large quantities of stem cells.
A new study provides experimental evidence supporting Darwin's phylogenetic limiting similarity hypothesis, where closely related species are more prone to extinction. The research found that competitive exclusion occurred more frequently and rapidly between closely related microorganism species.
Researchers analyzed X-ray data from space telescopes to understand the relationship between a black hole's accretion rate and ionization state of its surrounding disk. The study found a linear dependence on the rate of accretion, contradicting theoretical predictions.
Researchers have developed autonomous robots that can explore and map buildings using a combination of navigation technology, vision-based techniques, and network technology. The robots can transmit detailed floor maps to humans in minutes, which could improve response times to emergencies and enhance safety in confined spaces.