Articles tagged with Robots
Scientists have combined hair-like wires with electronic skin to make a more versatile sensor for robots and prosthetics. The new device can detect air flow, pressure, and slip forces, allowing it to mimic the sensations felt by humans.
A Stanford study used laser light to track parrotlets flying through aerosol particles, revealing that bird-generated vortices break up suddenly and violently close to the bird. The results challenge commonly used models of lift in flight research, highlighting the need for new designs.
Using swarms of sensor-equipped biobots and remote-control technology, researchers create detailed maps of unfamiliar environments. The mapping process involves releasing the biobots into a defined area, which are then stitched together to form a comprehensive map, useful for locating survivors after a disaster.
A University at Buffalo research team explores the limitations of banning autonomous weapons, arguing that the actual problem lies in societal forces driving their development. They emphasize the need to examine cultural techniques and ideologies that lead to technological advancements.
An international group of researchers has developed self-powered mobile polymers that can move without traditional power sources. The polymers directly convert ultraviolet light into motion, eliminating the need for electronics or other mechanisms.
The 'robomussels' have tracked internal body temperature, enabling scientists to pinpoint areas of unusual warming and develop strategies to prevent extinction of certain species. The findings can reveal emerging hotspots, allowing policymakers and scientists to intervene before it's too late.
Researchers have developed soft robots that mimic human muscles, using muscle-like actuators to provide safe and efficient movement. These robots have the potential to be used in patient rehabilitation, handling fragile objects, biomimetic systems, and home care, among other applications.
Researchers created simple microswimmers with a phototaxis system, enabling them to move towards darker areas. By using a laser-generated light field with saw-tooth profiles, the microswimmers can be steered reliably over long distances.
The NYU Holodeck is a well-integrated software/hardware instrument that combines visual, audio, and physical components to create an immersive research environment. It has the potential to create new insights into fundamental natural phenomena, offering unparalleled tools for intellectual and creative output across disciplines.
A team of researchers at Georgia Tech has developed new algorithms that allow any number of robots to move within inches of each other without colliding. This breakthrough enables robots to work together effectively in crowded spaces, such as lab floors and airspace, with minimal safety concerns.
Disney researchers developed a speech technology system that can sort through overlapping speech, social side talk, and creative pronunciations of young children to make it work. The system was 85% accurate in recognizing keywords, outperforming commercial speech recognition systems.
Researchers have discovered a way for machines to learn about natural or artificial systems by observing them, eliminating the need for prior knowledge. This breakthrough could lead to advances in technology, including predictive human behavior and algorithm development for detecting abnormalities.
Researchers at Harvard John A. Paulson School of Engineering and Applied Sciences have developed a dielectric elastomer with broad motion range that requires relatively low voltage and no rigid components. This innovation addresses key challenges in soft actuation and opens doors for various applications in soft robotics.
Researchers have created a robotic mimic of a stingray that's powered and guided by light-sensitive rat heart cells, demonstrating a new method for building bio-inspired robots through tissue engineering. The robotic stingray can be controlled using pulses of light, with different frequencies used to control its speed.
A new computer processor designed specifically for robotic motion planning can plan movements up to 10,000 times faster than existing approaches while using significantly less power. This breakthrough technology has the potential to revolutionize robotics and automation in manufacturing environments.
Researchers are designing cooperative robots to empower people with disabilities to safely travel and navigate unfamiliar environments. A gaze-controlled robotic system is also being developed to enable people with motor impairments to fetch objects by looking at them.
Researchers developed an actuator that mimics the movement of skeletal muscles using vacuum power, generating movements similar to those of real muscles. The actuators are soft, shock-absorbing, and pose no danger to their environment or humans working alongside them.
A Carnegie Mellon University software is helping robots cope with clutter, revealing their creativity in solving problems. The rearrangement planner software automatically finds a balance between 'pick and place' and 'push and shove' strategies to efficiently navigate cluttered environments.
Researchers at Washington State University developed an algorithm that enables non-expert users to train virtual robots, mimicking animal training methods. The system uses user feedback to improve robot performance and adapts to different teaching styles.
Researchers found that screens alone could convince participants of a robot's femininity, eliminating the need for physical shape changes. This discovery may help develop customized robots for specific roles and populations, enhancing user experiences.
Bhounsule plans to create algorithms enabling legged robots to balance on difficult terrain. His goal is to make a versatile robot with efficient balance and navigation capabilities.
University of Wisconsin-Madison engineers developed a biologically inspired artificial eye that can see in the dark using a lobster-inspired fish-eye design. The system improves image-taking through lenses rather than sensor components, resulting in fourfold sensitivity improvement.
Scientists developed a simpler and less costly smart skin that boosts sensitivity without increasing costs, enabling robots to feel and sense their environment. The skin harnesses mechanical energy and turns it into an electric current, eliminating the need for external power sources.
Researchers found that robot avatars using multi-modal communication, combining speech and iconic hand gestures, are as easily understood as human actors. The study demonstrated that avatars can convey their message more effectively when using gestures with speech.
A team of UTA engineering and business school graduates has designed a Build-Teach-Play Robots package to stimulate STEM learning in kindergarten through 12th grades. The project aims to expose students to pathways in science, technology, math and engineering fields.
A study by Penn State researchers found that older adults who recalled more robots in films had lower anxiety toward robots. The researchers suggest that incorporating features reminiscent of Hollywood portrayals, such as human-like interfaces and sympathetic designs, may ease apprehension toward robots.
A team of Cornell graduate students has developed a hyper-elastic light-emitting capacitor (HLEC) that can stretch up to six times its original size while emitting light. The material allows robots to change their color in response to mood or environment, enabling human-robot interactions.
Researchers have developed an 'octopus-like' skin that can stretch, sense pressure, and emit light. The hyperelastic, light-emitting capacitor (HLEC) device outperforms previous models in terms of elasticity and versatility.
Researchers at University of Sheffield developed an automated programming method for swarm robots, reducing human error and increasing reliability in complex tasks. The method uses supervisory control theory to ensure predictable behavior, making it suitable for safety-critical applications such as driverless cars.
A new study from BSMS shows that computers can detect boredom by monitoring non-instrumental movements. The research has the potential to develop more engaging online tutoring programs and companion robots. By tracking subtle changes in body language, computers can adapt to a user's level of interest.
Using stories to teach human values to artificial agents is a technique developed by Mark Riedl and Brent Harrison at the Georgia Institute of Technology. The method aligns an AI's goals with human values by training robots to read stories, learn acceptable sequences of events and understand successful ways to behave in human societies.
Researchers developed AI software to teach a quadrocopter to autonomously recognize and follow forest trails. The drone was able to find the correct direction in 85% of cases, outperforming humans who guessed correctly 82% of the time. This breakthrough enables drones to complement rescue teams and accelerate searches for missing people.
A joint team from Kessler Foundation and NJIT is developing new applications for wearable robotic exoskeleton devices to improve mobility and enable safer, more independent functioning for people with spinal cord injuries, Duchenne Muscular Dystrophy, and stroke. Researchers are also evaluating the efficacy of existing robots for resto...
The National Science Foundation has awarded $37 million to fund research on co-robots that can collaborate with people, advancing the development of robots for critical tasks like infrastructure inspection and manufacturing. The awards support projects across various fields, including healthcare and search-and-rescue operations.
Researchers studied three species of snakes to understand how their unique belly shapes aid in climbing. Brown tree snakes have sharp-edged keels that allow them to grip and propel themselves up trees efficiently, a trait also seen in some corn snakes but not boa constrictors.
The National Institutes of Health is funding the development of three innovative robots to improve the lives of individuals with disabilities. The robots, including a smart-walker for elderly mobility and a hand-worn device for visually impaired grasping objects, aim to enhance independence and quality of life.
Researchers at the University of Washington have created a new probabilistic model that allows robots to learn new skills by watching people and imitating them. The team combined child development research with machine learning approaches, inspired by infants' ability to infer adult intentions through self-exploration.
Researchers discovered army ants form complex bridges without a lead ant, adapting to terrain and optimizing food collection. The collective computation allows them to balance cost and benefit, a phenomenon that could inform the development of swarm robots.
A robotic prosthetic control strategy based on human reflexes has shown promise in simulation and laboratory testing, producing stable walking gaits over uneven terrain and improved balance recovery from trips. The technology will be further developed and tested using volunteers with above-the-knee amputations over the next three years.
Disney researchers developed mobile apps that add computer-generated animation, sound, and visuals to traditional activities like coloring books, scavenger hunts, and team games. The apps aim to create a seamless fusion of the real and virtual worlds, promoting creative play and exploration.
The UC3M is investigating a system that replicates human behavior. This technology could be used to predict social crises, create more realistic robots and AI avatars. The project aims to understand individual behavior using experiments with thousands of participants.
Researchers at Oregon State University have developed a 'spring-mass' walking system that combines passive dynamics with computer control, allowing robots to blindly react to rough terrain and maintain balance. The technology has the potential to enhance legged robots and enable new roles in industries such as manufacturing and firefig...
Researchers at Johns Hopkins University studied spider crickets' aerial acrobatics, discovering that their limbs stabilize posture during jumps. This knowledge can be applied to designing tiny robots with more efficient locomotion, such as jumping robots for rugged terrain.
Researchers found that using UV robots after room cleaning reduced C. diff infections among cancer patients by 25%, saving approximately $150,000 per year in direct medical costs. The intervention did not adversely impact room turnaround time.
Researchers developed a test-bed to study animal movement on soft ground, revealing key principles for robotic design. The findings, published in Bioinspiration & Biomechanics, suggest that robots can mimic the locomotion strategies of animals, such as sandrunners and forest dwellers, to improve their performance on challenging terrain.
Researchers found that sensory feedback shapes motor variability, allowing for normal behavior and adaptation. The study suggests maintaining variability is essential, contrary to the common view of it as a problem to overcome.
A team of UK scientists has created the first three-dimensional picture of a submarine canyon habitat using marine robotics and ship-based measurements. The expedition used unique robot technology to collect data in hard-to-reach areas, leading to a better understanding of biodiversity patterns and processes.
Researchers at MIT's SMART program conducted a six-day experiment using autonomous golf carts to ferry tourists around winding paths. The system, which used off-the-shelf sensors and dynamic algorithms, demonstrated a 98% user satisfaction rate and showed potential for elderly transportation applications.
Researchers at Harvard have engineered a new soft actuator that utilizes unstable responses to create fast-moving instabilities. These snap-through instabilities can trigger large changes in internal pressure, shape, and exerted force without significant volume change, enabling fast, untethered motion for soft robots.
A team of computer scientists found that mass extinctions can speed up evolution in robots, leading to more efficient and creative problem-solving. The study, published in PLOS ONE, used simulations to demonstrate how extinction events promote the emergence of novel features and abilities.
Scientists used Darwinian selection to evolve robot controllers that enable efficient self-organization of tasks. The new method allows the evolution of complex behaviors, surpassing previous complexity achieved in swarm robotics.
A team of biologists observed and analyzed the jumping behavior of water striders, revealing two phases: a dimple creation phase and a leg movement phase. Mathematical models were created to understand the surface tension forces involved in the jump, predicting optimal jumping performance.
Researchers created a robot that mimics the jumping ability of water striders by controlling the acceleration of its legs. The robot uses a torque reversal catapult mechanism to generate force without exceeding the maximum force that water surface tension can withstand.
Engineers at the University of California, San Diego, have found inspiration in the boxfish's armor, which includes hexagon-shaped scales and sutures. The structure provides a balance between flexibility and strength, making it an ideal design for body armor and flexible electronics.
A Virginia Tech scientist has developed a mathematical model that demonstrates bacteria can control the behavior of robots, opening up new possibilities in ecology, biology, and robotics. The model uses engineered gene circuits in E. coli to create a bacteria-robot system that exhibits unique decision-making behavior.
Researchers designed a more efficient jumping robot using 3D printing techniques and combining hard and soft materials. The robot's unique design, inspired by nature, allows for improved durability and control.
Researchers studied seahorse's unusual skeletal structure and found its square-tail design provides flexibility and strength, allowing for energy-efficient grasping mechanisms and crushing resistance. This discovery may inspire robotics applications in laparoscopic surgery, industrial systems, or search & rescue robots.
The seahorse tail's square shape provides better resistance to twisting and grasping control due to increased contact area. Its resilience is attributed to gliding joints, making it a valuable inspiration for designing search-and-rescue robots and other technologies.
MIT engineers have developed an autonomous mission-planning system that enables underwater robots to plan their own missions, execute, adapt, and re-plan them alone without human support. The system allows robots to make high-level decisions, prioritize tasks, and avoid collisions, freeing engineers to focus on overall strategy.
The project aims to develop individualized robots that can adapt to the special needs of each elderly user, improving their well-being. The robots will be designed to model human-human interaction and adjust to user pace, abilities, and actions in real-time.