In Hawaii today, nearly everyone knows how to speak a few words and phrases of Hawaiian. But the practice of primarily speaking the Hawaiian language from birth nearly died two generations ago.

Sara Kehaulani Goo's father recently discovered the 28 letters, written from 1946 to 1947, stashed in a wooden box hidden at the bottom of a chest in her late grandparents' bedroom.

A voyaging canoe built to revive the centuries-old tradition of Hawaiian exploration is circumnavigating the globe. Its crew has already traveled 26,000 miles navigating with the sun, stars and waves.

If you "like" an NPR page on Facebook, chances are, you may have noticed something new in your feed recently: live videos.