- The Telephone Gambit: Chasing Alexander Graham Bell's Secret by Seth Shulman
- Overtreated: Why Too Much Medicine Is Making Us Sicker and Poorer by Shannon Brownlee
- In Defense of Food: An Eater's Manifesto by Michael Pollan
- The Numerati by Stephen Baker
Friedman's Hot, Flat and Crowded and Gladwell's Outliers are two marginal science books that seem to be getting a lot of mentions.
(Thanks for Mita for pointing me to this site!)