Robots can see in wavelengths beyond human eyes. Robots can hear in wavelengths beyond human ears. Robots can even feel with tactility approaching human skin. But when it comes to tasting, robots are laggards. Taste is a sense that may seem basic to any human, including young children licking food from the floor, but not to robots. Tasting technology doesn’t even come close to the multifaceted sensitivity of the human tongue. For robot-builders and food scientists alike, improving that technology…
