Surprise: the only science news that makes the news is whatever is new and different. It's the same pattern followed by the Big Lie that gets attention, while the correction comes in small print in an obscure place.
This shouldn't be surprising to anyone who followed the conventional wisdom of foods to avoid or hormone treatments to try or to avoid, only to learn much later -- never mind. Researchers find it hard to get money or publications if they show lack of confirmation of exciting theories, much less a solid alternative theory.
There's hard evidence in a report cited by Ezra Klein and the Economist.
Read them and remember next time you see a science story.