Articles tagged with Biomimetics
Researchers at Hokkaido University found that bamboo's natural fiber distribution is optimized for maximum flexural rigidity while minimizing wood volume. This study sheds light on the potential of biomimetics in developing lightweight and tough materials.
Researchers from Stanford University review biomimetic strategies to heal bone defects, focusing on cell transplantation and grafts based on soluble bone minerals or structural proteins. The study highlights the potential of biomimetics in regenerative medicine.
Scientists discovered that aquatic ferns' hairy leaves can selectively absorb oil while repelling water. They developed a synthetic version of these hairy surfaces called 'nanofur', which is superhydrophobic and superoleophilic.
Researchers have developed a new technique using DNA nanocages to confine enzymes and substrate molecules, accelerating chemical reactions and shielding them from degradation. This breakthrough has far-reaching applications in industries such as medicine, diagnostics, and materials production.
Researchers have developed an autonomous fixed-wing micro air vehicle (MAV) inspired by the way kestrels hover above their prey. The MAV gains height from convenient updrafts, making it more efficient and extending its working range for tasks such as package delivery and surveillance.
Scientists have developed a robotic 'whisker' tactile sensor array that mimics animal navigation in dark environments. The array produces tomographic images by measuring fluid flow and has potential applications in navigation, tracking, and detection.
Researchers have developed a surface texture inspired by snake skin that reduces friction by 40% in tests of high-performance materials. The discovery has significant implications for the reliability of mechanical components in machines such as cars and robots, particularly in dusty environments.
Researchers developed a robot that mimics a cockroach's rounded shell to reduce drag and increase mobility through dense obstacle courses. The robot successfully navigates complex terrain without additional sensors or motor changes, showcasing the potential of 'terradynamic' streamlining.
Engineers at Virginia Tech have created a novel dynamic sonar system inspired by horseshoe bats that can navigate complex environments with ease. The system uses two receiving channels and one emitting channel to replicate the key motions in the bat's ears and nose, reducing power consumption and computing resources.
A robotic arm inspired by an octopus's flexible arms can bend, stretch and squeeze through cluttered environments, enabling surgeons to access remote areas of the body. The device manipulates soft organs without damaging them, reducing the need for multiple instruments.
Researchers replaced live males with robotic replicas and found that female killifish were more likely to swim near yellow-colored replicas than other colors. The yellow pigment may be perceived as a "superstimulus", resulting in the females' preference for yellow mates.
A team of CAS researchers developed biomimetic nanochannels to harness the power of confined water in biological systems. Inspired by nature's intelligent design, they created a strategy for designing smart nanochannels with applications in energy conversion systems.
Drones have been developed with flight control mechanisms inspired by birds, bats, insects, and snakes to navigate through urban environments. Researchers have made significant advancements in drone technology, enabling them to perform complex tasks such as obstacle avoidance, pick-up and delivery, and landing on tricky surfaces.
Harvard scientists produce the first realistic simulated shark skin, which reduces drag and increases swimming speed by 6.6% while decreasing energy expenditure by 5.9%. The artificial skin's performance is comparable to that of real shark skin, with improved drag reduction at slower flow speeds.
Researchers created a sea turtle-inspired robot to study flipper-based locomotion on complex surfaces. The 'Flipperbot' demonstrated improved movement using a free wrist, which reduced disturbance to the ground, similar to real-life observations of hatchling loggerhead sea turtles.
The US Department of Homeland Security's Science and Technology Directorate has developed the BIOSwimmer, an unmanned underwater vehicle inspired by the tuna fish. It features a flexible aft section and fins for high maneuverability in hard-to-reach spaces, making it ideal for inspection and security missions.
A bioinspired robot has shown that live zebrafish can be influenced by engineered robots, providing a stepping stone for autonomous robots in open environments to monitor and control fish behavior. The robot's design mimicked the characteristics of a zebrafish, including shape and color patterns, to increase attraction.
By mimicking the tail propulsion of a swimming fish, researchers created a biomimetic robotic fish that attracted and led golden shiners. The robot's movement patterns induced slower tail movements in followers, allowing them to benefit from the leader's energy savings.
Researchers discovered the Arapaima fish's unique scales provide 'bioinspiration' for engineers developing flexible ceramics. The combination of hard and soft materials allows the scales to repel piranha bites while maintaining strength, offering lessons for bio-inspired engineers.
A robotic bug named DASH+Wings was tested for its ability to fly and run. The results showed that the extra boost from flapping wings improved the robot's speed and stability, but did not provide enough thrust to launch it from the ground.
A study published in Bioinspiration & Biomimetics found that flapping wings on robots increased running speeds and climbing abilities. Researchers believe this suggests tree-dwelling animals may have evolved first, with gliding ability as a precursor to flight.
A team of researchers has developed a biomimetic nanopore that selectively transports individual proteins across its surface, mirroring the behavior of natural nuclear pores. The study uses functionalized key proteins to create a synthetic pore that can be used as a testing platform for drug delivery into a cell's nucleus.
Researchers at Washington University in St. Louis have developed a biomimetic patch to improve the success rate of rotator cuff repairs. The patch, which mimics the natural tissue, is designed to guide the healing process along the path it follows during development.
Researchers at Stevens Institute of Technology have developed a novel biomimetic approach using nanofibers to reconstruct intricate bone tissue, focusing on engineering cortical bone. The team aims to create robust platforms for complex tissue structures, with potential applications in reconstructive and transplant surgery.
Researchers at Penn State have developed a method to create macroscale molds or dies that retain nanoscale features, mimicking biological tissues. The team used blowfly eyes as a template to produce high-quality polymer replicas with precise dimensions.
A team of Japanese researchers successfully built an ornithopter, a replica model of a swallowtail butterfly, to demonstrate its ability to fly with simple flapping motions. The study's findings suggest that flight can be achieved without feedback control, opening up possibilities for future aerodynamic systems.
Researchers have discovered how water snails can drag themselves across a fluid surface using the slime they secrete. By distorting the soft surface, the snail creates waves in the mucus layer that generate propulsive forces and move.
A team of scientists has discovered a new pathway for sound transmission in Cuvier's beaked whales using finite element modeling and computed tomography scanning. This finding challenges the long-held assumption that noise vibrations travel through the lower jaw to reach the ear complex, instead revealing a unique fatty channel.
Biomimetics applies natural adaptations to teach students about interdisciplinary research and knowledge transfer, promoting a holistic approach to science education. Researchers use biomimetic product development to integrate scientific, social, economic, and ecological aspects, increasing understanding of interconnected subjects.
Researchers at Max Planck Institute for Metals Research develop adhesive material mimicking beetle feet's microhairs for improved adhesion. The material exhibits excellent performance, lasting hundreds of applications and showing benefits such as no visible marks or need for cleaning.
Researchers from Max Planck Institute discovered that a small number of molecular motors can pull cargo particles over long distances. By working together, the motors can overcome their individual limitations and achieve remarkable feats.
Researchers at the Max Planck Institute of Colloids and Interfaces investigated the assembly of filament networks and bundles. They found that thermal motion prevents bundle formation unless crosslinker concentration exceeds a certain threshold value.
Researchers modelled and simulated motor traffic to determine optimal conditions for nanocargo transport in biomimetic systems. The study found that increasing the number of motors while avoiding traffic jams is crucial for efficient cargo transport.
Researchers at UCSD have discovered a unique structure in abalone shells that can provide the basis for lightweight and effective body armor. The shells' layered structure, made of calcium carbonate tiles held together by protein adhesive, is theoretically the toughest arrangement possible.
Researchers at the University of Melbourne are developing crayfish-inspired robots that can navigate complex terrain and perform tasks with minimal brain power. The study aims to advance biomimetics, a field that harvests nature's best design ideas for robotics.
Researchers highlight the ongoing threat of ice on small plane wings, which can compromise control and safety. Despite a redesigned deicing 'boot', other aircraft and severe icing conditions remain a concern.