Images document an event and serve as a time capsule, preserving a moment. But a decision had to be made to take the photograph and assign value to the event. Who was behind the camera?
Ever wonder if studying geometry is worth your time? How does Euclidean geometry and postulates of equality like A=C and B=C then A=B help with everyday life?
As a lawyer, Abraham Lincoln routinely applied mathematical logic to his legal cases. As President, he did not waiver in applying these same principles to human rights. When Tony Kushner wrote the screenplay for the film Lincoln, he depicts Lincoln applying Euclidian logic during the turning point of the film.
I like pencils, especially colored pencils, and have always wondered just how does the color gets inside the pencil? My curiosity led me to Henry Petroski, an engineer who also likes pencils. His book, The Pencil, answered every question I had about the pencil's design and history. Even though the book was published over 20 years ago and technology changes, pencils are still selling. But wait!