Although magazine and newspaper feature writing is not necessarily inverted pyramid.

Something resembling inverted pyramid is often a good style for news because a reader can stop at any point. But historically it was at least as much for editors as readers because it meant that in layout the could cut an article--especially wire service copy--at pretty much any arbitrary point.

And as for headlines it varies. A magazine like The Economist for example, in their print edition, often goes for cleverness in headlines (although they also have a dek that summarizes the article in a more straightforward way).