A news or a piece of news

A subtle distinction!

A news is a general term that refers to information about recent events or developments, often reported by journalists or other sources.

A piece of news, on the other hand, is a specific report or announcement about a particular event, development, or issue. It's a more concrete and tangible thing, like a news article, broadcast, or update.

For example:

So, while both terms refer to information about recent events, "a news" is a more abstract concept, while "a piece of news" is a more concrete, specific report or announcement.