AT THE sight of the ice cream, Luke’s eyes shine. As he reaches out to grasp the cone verbally offered to him, his mouth waters. He raises the delicacy to his mouth, smelling its sweetness as he does. Then, he tastes the delicious flavor with the first lick of... 

A LITTLE piece of muscle is all it is. But what an amazing design! For the tongue can form all the sounds spoken in the hundreds of languages known to man. It is also a taster supreme, being able to differentiate between sweet and sour, hot and cold, salty and... 

IF YOU possess good hearing, you have something truly precious. Just think! You can listen to the melodious song of a bird, the ripple of a brook, the voice of a loved one. Through your ears you can receive lifesaving messages, too perhaps from an automobile horn,... 

“We interact with our environments so effectively and so effortlessly, it is difficult to appreciate the extensive computations that underlie even the simplest sensory experience.” SENSORY EXOTICA A WORLD BEYOND HUMAN EXPERIENCE. PICTURE yourself cycling along... 

Residents of ancient cities built defensive walls to ward off invaders. The city wall acted both as a bulwark to stop the enemy and as a rampart from which defenders could protect the city. Your body is likewise endowed with a protective “wall”—your skin....