Anyone who has bonded with a puppy madly sniffing with affection gets an idea of how scents, most not apparent to humans, are critical to a dog's appreciation of her two-legged friends. Now new ...

EVANSTON, Ill. --- Anyone who has bonded with a puppy madly sniffing with affection gets an idea of how scents, most not apparent to humans, are critical to a dog’s appreciation of her two-legged ...

Subliminal perception has long been a hot topic. The idea that something (generally an image) could appear and disappear before us so quickly that it escapes conscious perception, and yet affect us ...

Facial color is suggestive of emotional states, as in the phrases: "flushed with anger" and "pale with fear." Although some behavioral studies have investigated the effects of facial color on ...