Science writer Mary Roach is not easily repulsed. While researching her latest book, Grunt, Roach learned all about the medicinal use of maggots in World War I. She also purposely sniffed a putrid scent known as “Who me?” that was developed as an experimental weapon during World War II.

Check out her conversation with Fresh Air’s Terry Gross (and learn more than you ever wanted to about medical maggots) here.

– Petra