I write about a lot of depressing subjects, and sometimes a change of pace is welcome. Mary Roach, billed as “America’s funniest science writer,” has followed up on her earlier explorations of cadavers (Stiff), sex (Bonk), the afterlife (Spook), and survival on spaceships (Packing for Mars) with a new book entitled Gulp: Adventures on the Alimentary Canal.
Forget all that mythology about diet, detoxification, and 10-year-old hamburger accretions in the bowel. The reality of human digestive physiology is far more interesting and has the extra-added attraction of being true. And in Roach’s hands, often howlingly funny. She is a hands-on investigative reporter who is ready to try anything; among other adventures she inserts her entire arm in a cow’s stomach. Her highly entertaining odyssey takes her to Igloolik to eat narwhal skin, to a dog food tasting lab in Missouri, to Minnesota to observe a fecal transplant, and to strange and exotic outposts at the cutting edge of science, populated by colorful characters. (more…)