Recently finished:
Lads by Dave Itzkoff, about his time working for Details and Maxim
Sputnik by Paul Dickson about the post Sputnik panic and space program development in the the US.
Insatiable by Gael Greene, an autobiography of the well know restaurant critic.
Grace and Power by Sally Smith, about Jack and Jackie Kennedy, and his 1000 day Presidency
Starting:
Shockwave by Stephan Walker, about the first atomic bombs
Project Orion by George Dyson about the project to develop the first atomic spaceship back in the 50s and 60s.
I bought the new Sony ebook reader, the PRS-500, and I'm in love. E-ink, a great screen, and with a 2G SD Card it holds 2500 books.

That should get me through a few months.