Guns, Germs and Steel,  Jared Diamond

The Third Chimpanzee ,  Jared Diamond

Collapse,  Jared Diamond

A Short History of Nearly Everything, Bill Bryson

Survival of the Sickest,  Dr. Sharon Moalem
     Fast Food Nation, Eric Schlosser
     The Seven Daughters of Eve, Bryan Sykes
     The Selfish Gene, Richard Dawkins
     Mad Cowboy, Howard Lyman
     Biomimicry, Janine Benyus
     The Hot Zone and Demon in the Freezer, Richard Preston
     Stiff, Mary Roach
     The Red Queen, Matt Ridley
     Ishmael, Daniel Quinn

In Defense of Food: An Eater’s Manifesto, Michael Pollan

Surviving the Extremes: What Happens to the Body and Mind at the Limits of Human Endurance, Kenneth Kamler, M.D.

We are the Weathermakers, Tim Flannery

The Making of the Fittest: DNA and the Ultimate Forensic Record of Evolution, Sean Carroll

Endless Forms Most Beautiful, Sean Carroll

Search for the Giant Squid, Richard Ellis

Dr. Tatiana's Sex Advice to all Creation, Olivia Judson

The Botany of Desire, Michael Pollan

Chew on This, Eric Schlosser

A Book of Bees, Sue Hubbell

Corpse: Nature, Forensics and the Struggle to Pinpoint Time of Death, Jessica Snyder Sachs
Complications: A Surgeon’s Notes on an Imperfect Science, Atul Gawande
Y: The Descent of Men, Steve Jones
Woman: An Intimate Geography, Natalie Angier
Phantoms in the Brain, V.S. Ramachandran and Sandra Blakeslee
Five Quarts: A Personal and Natural History of Blood, Bill Hayes

Wonderful Life, Stephen Jay Gould