Related Experiment Video
Updated: Jul 17, 2026
07:49
Rod-based Fabrication of Customizable Soft Robotic Pneumatic Gripper Devices for Delicate Tissue Manipulation
Published on: August 2, 2016
8.8K
Exploring the eating experience of a pneumatically-driven edible robot: Perception, taste, and texture
Yoshihiro Nakata1, Midori Ban2, Ren Yamaki2
1Graduate School of Informatics and Engineering, The University of Electro-Communications, Chofu, Tokyo, Japan.
Plos One
|February 5, 2024
Summary
This study explored how eating an animated, edible robot affects human psychology. Moving robots changed participants
Area of Science:
- Robotics
- Human-Computer Interaction
- Food Science
- Psychology
Background:
- Edible robots represent an emerging technology with potential applications in various fields.
- Previous research has focused on the development and functionality of edible robots, but their psychological impact on consumers remains largely unexplored.
Purpose of the Study:
- To investigate the psychological effects of consuming an animated, edible robot.
- To evaluate how the movement of an edible robot influences human perception and sensory experience during consumption.
Main Methods:
- Development of a pneumatically driven edible robot using gelatin and sugar.
- Evaluation of participant perceptions of the robot's appearance and eating experience.
- Comparison of participant responses under two conditions: a moving robot versus a stationary robot.
Main Results:
- Participants perceived the moving edible robot significantly differently from the stationary one.
- The robot's movement influenced participants' overall perceptions during consumption.
- Distinct differences in perceived texture were observed between the moving and stationary robot conditions.
Conclusions:
- The animation and movement of edible robots play a crucial role in shaping consumer psychological responses and sensory experiences.
- Findings suggest potential applications for animated edible robots in fields like medical therapy (e.g., for patients with eating difficulties) and innovative culinary entertainment.
Related Concept Videos
00:49The Tongue and Taste Buds
The surface of the tongue is covered with various small bumps called papillae, which either distribute what has been ingested (filiform papillae) or contain the sensory taste (or gustatory) receptor cells (fungiform, circumvallate, and foliate papillae). Embedded within each taste-related papilla are the taste buds—clusters of 30 to 100 gustatory receptor cells.
01:43Gustation
Gustation is a chemical sense that, along with olfaction (smell), contributes to our perception of taste. It starts with the activation of receptors by chemical compounds (tastants) dissolved in the saliva. The saliva and filiform papillae on the tongue distribute the tastants and increase their exposure to the taste receptors.
01:20Taste Buds and Receptors
Gustation, or the sense of taste, is intrinsically linked to the anatomical structures located on the tongue. This organ's surface, along with the entirety of the oral cavity, is adorned with stratified squamous epithelium. Evident on the tongue are elevated structures known as papillae (singular = papilla), which house the mechanisms for the transduction of gustatory stimuli. Four distinct types of papillae exist, each identified by their unique morphological attributes: the circumvallate,...
01:24The Physiology of Taste
The perception of a salty flavor is facilitated by sodium ions within the oral salivary fluid. Upon consumption of a salty substance, salt crystals disassemble, leading to the liberation of its constituents—Na+ and Cl- ions. These ions subsequently dissolve into the salivary fluid present in the oral cavity. The external environment of the gustatory cells experiences an elevation in Na+ concentration, thereby establishing a potent concentration gradient. This gradient propels the diffusion of...
01:22Physiology of the Gastrointestinal System I: Ingestion and Propulsion
The physiology of the gastrointestinal system begins with ingestion as food enters the mouth.
01:27Tactile and Chemical Senses
Tactile senses encompass touch, temperature, and pain, each mediated by specific receptors. Touch receptors detect mechanical energy or pressure against the skin. Sensory fibers from these receptors enter the spinal cord and relay information to the brain stem. Here, most fibers cross over to the opposite side of the brain. The touch information then moves to the thalamus, which projects a map of the body's surface onto the somatosensory areas of the parietal lobes in the cerebral cortex. This...