smell

If there's white color and white noise, is there white smell, too? Janek Skarzynski/AFP/Getty Images hide caption

The very sight of this lacy, green herb can cause some people to scream. The great cilantro debate heats up as scientists start pinpointing cilantrophobe genes. lion heart vintage/Flickr.com hide caption

The stronger the aroma, the more likely you are to take a smaller bite, researchers found. iStockphoto.com hide caption