Add Yahoo as a preferred source to see more of our stories on Google. Ladybugs lay down "trails" of scents to help guide other ladybugs to a meetup spot. Photograph By Javier Torrent/VWPics/Redux It’s ...

If you compare a human’s nose to a dog’s nose, the former usually comes up wanting. Canine noses are so sensitive, they can smell a human’s stress and use the various odors around them to paint a ...

Smell can evoke powerful memories, subtly influence attraction, and even regulate stress. But research suggests that what we sense depends as much on experience as on biology.

Just like “the dress” divided the internet a decade ago, the insect smell question is one of the latest debates. So, why do some people pick up these odors, while others don’t? The answer goes back to ...