Title: What If?: Serious Scientific Answers to Absurd Hypothetical Questions, Author: Randall Munroe
Hardcover $26.99 $30.00 Current price is $26.99, Original price is $30.00.
Title: Seven Brief Lessons on Physics, Author: Carlo Rovelli
Hardcover $15.99 $18.00 Current price is $15.99, Original price is $18.00.