Snow is fine, however I prefer palm trees and flowers. In the above sentence, the word "however" serves as a transition between the sentence's two parts. "However" signifies contrast or contradiction, just as "but" does. There is one grammatical difference between the two words--"but" is a conjunction,...

A sign in front of the triage station at St. Joseph's Hospital in Toronto says:  Please respect others privacy.  Stand back. The request is a welcome one, but there is one small thing missing.  An apostrophe.  By "others", the hospital presumably means the people who are talking...

A recent New Yorker cartoon has a teacher hovering over a child's Mother's Day card.  The card reads "Happy Mothers' Day".  The teacher is pointing to the proper place of the apostrophe: between the r and the s.  The child says, "I have two mommies. ...