A study by Georgia Institute of Technology researchers shows that extracting carbon dioxide directly from the air using newly-developed adsorbent materials is economically feasible. The technique could be used to supplement capture of CO2 from power plant flue gases, with estimated costs of $100 per ton. The method has the potential to...
Recent eruptions demonstrate the vulnerability to ash dispersal, which can disrupt aviation and cause billions of dollars in economic loss. Scientists now understand that particle size is determined by post-eruption collisions, not just initial fragmentation.
Researchers inserted ancient gene into modern-day E. coli and observed its evolution over 1,000 generations. The results showed that the ancient gene did not mutate to become more similar to its modern form, but rather the bacteria adapted through novel mutations.
Researchers have discovered a triboelectric generator that can produce small amounts of electricity from motion, using flexible polymer materials. The device can be used to supplement power produced by nanogenerators and may offer a new way to create active sensors for touch-sensitive devices.
Researchers at Georgia Institute of Technology developed a muscle-like actuator that can control camera systems, allowing robots to move more like humans. The technology has potential applications in MRI-guided surgery and robotic rehabilitation.
Shimi, a musical robot companion developed by Georgia Tech's Center for Music Technology, uses listener feedback to recommend songs and dances in sync with the beat. The smartphone-enabled robot has various interactive capabilities, including face detection and rhythm analysis.
The GTRI's automated pavement crack detection and sealing system can detect cracks as small as one-eighth-inch wide and efficiently fill them, increasing road structural integrity and extending repaving project time. The system requires fewer personnel and increases roadway coverage per day, saving transportation departments money.
SpherIngenics is developing a microbead-based delivery method to protect cells from death and migration after injection into damaged tissue. The company has received a two-year Phase II SBIR grant to continue development of the technology, which could reduce treatment costs by eliminating multiple procedures.
Researchers at Georgia Institute of Technology's Sonification Lab converted numerical data from Kepler telescope star data into sounds to create a musically appealing melody. The team used this sound in a song by Echo Movement, showcasing the potential of sonification as a tool for analyzing large data sets.
A new study suggests that the toxic effects of the huntingtin protein on cells may not be driven exclusively by its length, but also by which other proteins are present in the cell. The researchers found that yeast cells containing human huntingtin protein with an expanded region exhibited toxicity differences based on the presence of ...
A new study from Georgia Tech found that nearly 15 percent of work emails are gossip, with lower-level employees sharing more information than higher-ups. The researchers analyzed hundreds of thousands of emails from the former Enron corporation and discovered that negative gossip is prevalent among employees.
Researchers at Georgia Tech discovered that mosquitoes can fly through rain due to their strong exoskeleton and low mass. The insect's ability to absorb impact forces from raindrops allows it to survive collisions, with the help of its legs and wings.
Researchers found that iron can substitute for magnesium in RNA binding, folding and catalysis, enabling more diverse structures and functions. This discovery suggests that life evolved in the presence of iron and is optimized to work with it.
A new Georgia Tech study identifies four behaviors characteristic of Twitter hyperadvocates, including sending high-volume tweets, retweeting with minimal original content, and coordinating with other users. These behaviors can create an echo chamber effect, increasing the perceived legitimacy of advocated positions.
Researchers at Georgia Institute of Technology found that hydrogen availability significantly affects graphene oxide's properties, which can be controlled through chemical and thermal treatments. Understanding this control is crucial for realizing potential applications, such as nano-electronics and energy storage.
A Georgia Tech research team has developed a novel technology that allows for the direct digital casting of complex, costly metal parts. The new method, called Large Area Maskless Photopolymerization (LAMP), uses high-resolution optics and precision motion systems to achieve extremely sharp features, reducing prototype development time...
Researchers are investigating whether chickens' vocalizations can provide clues to their health and comfort. The study aims to identify specific vocalization features that can be used to detect stress and optimize living conditions.
Researchers at Georgia Institute of Technology are developing a technique to fabricate custom concrete building components directly from digital designs, enabling rapid and low-cost manufacturing. The method uses computer-aided design software to create manufacturable designs, which are then 3D-printed using a CNC router.
Embryonic stem cells that lack DNA compaction are unable to fully differentiate into specific cell types. Chromatin compaction is required for proper embryonic stem cell differentiation to occur, and its absence impairs the suppression of pluripotency genes and leads to impaired differentiation.
The Georgia Institute of Technology will develop an energy-optimized warehousing and distribution system for vaccines and drugs in developing countries. The project aims to minimize environmental impact, energy consumption, and storage costs by employing low-energy cooling techniques.
A study by Georgia Tech researcher Marshini Chetty found that bandwidth caps trigger uneasy user experiences due to invisible balances, mysterious processes, and multiple users. Users often resort to coping mechanisms like topping up accounts or visiting family members to use their internet.
Researchers at Georgia Institute of Technology have developed an automated technique to record electrical activity from neurons in the living brain, offering insights into brain cell activities. The robotic system detects cells with 90% accuracy and can determine a cell's shape and genetic profile.
New research provides evidence of early Mars being saturated with water and having a significantly thicker atmosphere. The study used ancient volcanic eruptions and Martian surface observations to determine the atmospheric pressure billions of years ago.
Researchers at Georgia Tech develop Nano-photonic Composite Scintillation Detector to enhance radiation detection effectiveness and reduce cost. The detector combines rare-earth elements with nanotechnology techniques for improved sensitivity, accuracy, and robustness.
A study analyzing over 600,000 tweets found that opinion leaders and celebrities fueled the spread of news about Osama bin Laden's death on Twitter. Nearly 80% of tweets were certain that bin Laden was dead within 21 minutes of TV confirmation.
A new study by Georgia Institute of Technology researchers found that managing negative thoughts and emotions is crucial for a successful job search. Effective self-management strategies, such as seeking social support and developing daily routines, can increase the likelihood of landing employment and sustaining motivation over time.
Fibronectin play a crucial role in wound healing and embryonic development, but its role in disease progression is not well understood. Researchers have identified molecular probes that can selectively attach to fibronectin fibers under different strain states, enabling the detection of strain events in both culture and living tissues.
Researchers have developed a new approach using compressed sensing to resolve cellular features an order of magnitude smaller than before. This allows for the study of dynamic processes in live cells with seconds or even sub-second temporal resolution.
Researchers developed a new way to rapidly create single photons by exciting ultra-cold rubidium gas with lasers. This allows for the reliable production of single photons with well-known properties, important for various research areas including quantum information systems and studying dynamics and disorder in physical systems.
Researchers at Georgia Tech have devised a way to compute delays and self-equalize gaps between buses, improving service for riders and reducing work for management. The system uses GPS and cell phones to optimize bus arrival times, ensuring more consistent headways.
Researchers at Georgia Tech have introduced a universal technique to reduce the work function of conductors, enabling efficient and low-work-function electrodes. The new method uses a thin layer of polymer to create a strong surface dipole, making air-stable conductors suitable for printed electronics.
Researchers developed a magnetically actuated peel test technique to measure adhesion strength between thin films in microelectronic devices, photovoltaic cells and MEMS. The fixtureless and non-contact method helps ensure long-term reliability and resistance to thermal and mechanical stresses.
Researchers at Georgia Tech discovered the importance of a hydrogen bonding water network in photosystem II, a critical step in photosynthesis. The study suggests that mimicking this process could provide new supplies of oxygen and hydrogen as a by-product of electricity production.
A freshwater zooplankton species, Daphnia dentifera, evolves quickly to balance infection resistance and reproduction during epidemics. The number of vertebrate predators and food availability influence the size of epidemics and host evolution.
Researchers have designed a new treatment approach that appears to halt the spread of cancer cells into normal brain tissue in animal models. The results show that imipramine blue stops tumor invasion and enhances the efficacy of chemotherapy.
Scientists have created a blueprint for a nuclear clock that can be accurate to within a tenth of a second over 14 billion years. The clock uses the nucleus of a single thorium ion and has the potential to be one hundred times more accurate than current atomic clocks.
Scientists have recorded unprecedented deformation within Santorini's caldera, with movement of up to nine centimeters between GPS stations. The volcano's magma chamber has expanded by 14 million cubic meters since January, raising concerns about a potential eruption.
Researchers at Georgia Tech identified key question types that facilitate human-robot learning, including feature queries, which were preferred by both human volunteers and robot learners. The study aims to improve the teaching of robots by understanding human learning mechanisms and developing more effective active learning strategies.
Georgia Tech associate professor Hermann Fritz and his team are studying the impact of the 2011 Tohoku tsunami on the Sanriku coast using terrestrial laser scanners and eyewitness video. They have mapped the tsunami's height and flood zone, which could produce flooding forecasts to influence evacuation plans and building designs.
Researchers have converted the Tohoku-Oki earthquake's seismic waves into audio files, enabling the audience to hear pitch and amplitude changes, as well as familiar sounds like thunder, popcorn popping, and fireworks. This unique representation helps explain various aspects of the earthquake sequence, including mainshocks and aftersho...
A new study by Georgia Institute of Technology suggests that Arctic sea ice decline is driving snowier winters in the Northern Hemisphere. The research found a link between diminishing Arctic sea ice and changes in atmospheric circulation patterns, leading to increased cold surges and heavy snowfall in Europe and the US.
Researchers at Georgia Institute of Technology have successfully squeezed a property called the nematic tensor, describing rubidium atoms in Bose-Einstein condensates. This achievement improves measurement precision for atomic clocks and magnetometers, with potential applications to quantum information systems.
Researchers at Georgia Tech developed models to optimize breast milk distribution in South Africa and malaria intervention distribution in Swaziland, increasing coverage by over 25%. They also forecasted disaster preparedness plans for Puerto Rico and Belize, providing recommendations for health care resources and hospital capacities.
The Tongue Drive System, a wireless device that enables people with high-level spinal cord injuries to control computers and wheelchairs with their tongues, has been improved by embedding sensors in a dental retainer. This allows for increased mechanical stability and comfort, making it nearly unnoticeable.
Researchers have created a touchscreen mobile device app called BrailleTouch that eliminates the need to look at screens during texting. The app uses a gesture-based solution, allowing users to type up to 32 words per minute with 92% accuracy.
A five-year MURI project will investigate three physical platforms for designing matter-light interaction used to generate entangled photons. The team aims to create large-scale systems that use entanglement for quantum communication and computing.
A Georgia Tech study identifies specific words and phrases that predict whether workplace emails are sent to someone higher or lower in the corporate hierarchy. Certain phrases consistently signal a power relationship between two people, with an estimated probability of chance occurring less than 1 in 1,000.
A new algorithm, R-SAP, transforms complex RNA sequence data into usable content for biologists and clinicians, enabling personalized cancer medicine. The pipeline accurately characterizes gene transcripts in cancer samples and provides information on splice variants, biomarkers, and chimeric RNAs.
Shape-memory alloys exhibit unique properties that make them suitable for earthquake-resistant construction and retrofit applications. A Georgia Tech model assesses the behavior of these alloys under loading conditions, predicting internal temperature and stress distributions.
Researchers used 3D computer simulations to study the diffusional behavior of nanoparticles on surfaces. They found that ordered nanorods can facilitate faster diffusion than disordered ones, with channels between rods enabling particles to speed through.