Curiosity Saved the Cats

The untold story of how Max  Essex, some cat ladies, and a small team of researchers saved the lives of millions of felines—and helped identify the cause of AIDS. By Genevieve Rajewski In the 1970s, a little-understood virus was the number one killer of cats in the United States. So little was known about it that, in 1970, when an elderly woman first started bringing cats sick with cancer to…