Sometimes it seems like snakes have a sixth sense. You may call their "sixth sense" the vomeronasal system.
Anosmia, the term for the lack of a sense of smell, affects over two million Americans. Learn more on this Moment of Science.
To sniff and to smell, they are basically the same thing right? Actually, sniffing and smelling are two different phases of the smelling process.
In 1595, each rose likely did smell as sweet as the next, but now, fans of the mantra "stop and smell the roses" won't find much to smell.
It sounds fanciful, but Wonka's gum flavored as food is far from impossible if you have the help of a skilled flavorist.
As you may have noticed, your dog probably treats each walk as an adventure-packed expedition through the Amazonian wilds. What’s up with the constant sniffing of every patch of sidewalk, tuft of grass, and length of stop sign? Learn more on this Moment of Science.
Why do snakes have forked tongues and why do they flick them? Learn more on this Moment of Science.
Do fish have olfactory senses? How do they smell without a "nose?" Find out on this Moment of Science.