Snippet: Why are cats crazy for catnip?

A minty chemical activates their opioid systems—and also acts as a mosquito repellent Read the story: Read the research: Video Credit: Masao Miyazaki and Reiko Uenoyama Music: Chris Burns About Science Snippets These videos are short snippets from researchers’ work—often videos actually used as data in a study or to demonstrate results in a paper. For context or additional explanation, check links.