All of the 400 or so species of oaks in the world belong to the genus Quercus, and North Americans are blessed with about 100 of them. You may have heard that American oaks, that is, those in the ...

I love fidgeting — it helps me concentrate while I work, while I read. My favorite way to fidget is to pick at things: old stickers, layers of cardboard, paper wrappers. While I’m out and about, I ...