While most of us take the ground beneath our feet for granted, written within its complex layers, like the pages of a book, ...

In honor of Earth Day on Tuesday, I've brought a game of Categories ... Listeners whose answers are selected win a chance to ...

Find answers to the latest online sudoku and crossword puzzles that were published in USA TODAY Network's local newspapers.

In the case of our 'string around the Earth' puzzle, the radius is being increased by 15cm, so we need to know that as a fraction of the original radius. So what is the radius to start with?

The Journal Gazette created some nature-inspired puzzles to help the young and young-at-heart think about the environment ...