One of the key components of catnip is a type of chemical called a terpene (a fragrance compound), known as nepetalactone, which is found in the stem and leaves of the plant, Richardson tells me.

Catnip can drive kitties of all sizes a little crazy, and its effects have led feline lovers to wonder what makes this little green plant so attractive to them.

A study reveals the evolutionary trick behind catnip's potent power, allowing scientists to understand how it attracts felines.

There's a very scientific reason cats go wild for catnip, and it's all about smell.