NPR's Ayesha Rascoe plays the puzzle with WBAA listener Bob Kozak of Lafayette, Indiana, and Weekend Edition Puzzlemaster.

To progress in Look Outside you’ll need to collect a full set of planet discs — each disc has a number associated with it, ...

Imagine if Earth's history had a mystery novel, and one of its biggest unsolved puzzles was: Where did all the nitrogen go?

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