Packing for Mars: The Curious Science of Life in the Void

Grunt: The Curious Science of Humans at War

Gulp: Adventures on the Alimentary Canal

Spook: Science Tackles the Afterlife

My Planet: Finding Humor in the Oddest Places

Stiff: The Curious Lives of Human Cadavers

The Interstellar Age: Inside the Forty-Year Voyager Mission

You Play the Girl: On Playboy Bunnies, Stepford Wives, Train Wrecks, & Other Mixed Messages

An Astronaut's Guide to Life on Earth: What Going to Space Taught Me About Ingenuity, Determination, and Being Prepared for Anything

An Exact Replica of a Figment of My Imagination: A Memoir

Riding Rockets: The Outrageous Tales of a Space Shuttle Astronaut