The chemistry of cats: On catnip, pheromones and kitty litter (video)

WASHINGTON, Nov. 17, 2014 -- They are seemingly the most popular thing on the Internet, the subject of millions of videos and hundreds of memes: cats. This week Reactions answers some of the biggest kitty questions out there: Why does catnip make most cats go crazy? What does it mean when your cat rubs against your leg? How does kitty litter clump? Check out the nearly purr-fect video here: http://youtu.be/6_C9i-2QGeU.

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They are seemingly the most popular thing on the Internet, the subject of millions of videos and hundreds of memes: cats. This week Reactions answers some of the biggest kitty questions out there: Why does catnip make most cats go crazy? How does kitty litter clump? And what does it mean when your cat rubs against your leg?

(Photo Credit: The American Chemical Society)

Source: American Chemical Society