If you're putting a whole sentence in parentheses, the custom follows logic -- put the period inside the parentheses, not outside it. Thus, for an example from a court case (in a state, California, ...

When we're writing, we can add extra words to a sentence to give more information or explanation. We call the extra words that have been added a parenthesis. Parenthesis is a word or clause inserted ...

What to do with punctuation in and around parentheses? Does it go outside (like this)? Or should it stay inside? (See examples in this episode of Comma Queen.) ...

Punctuation marks are the flesh and bones of every modern written language. Sometimes, missing out a comma can completely change the meaning of a sentence (for example, “Let’s eat Grandpa!” means ...

A few weeks ago, I mentioned in this space that serial commas, also called Oxford commas, are a matter of style. So either “red, white and blue” or “red, white, and blue” can be correct depending on ...