They need funding. Drama leads to funding. Like newspapers, retractions are less paid attention to.
It’s part of how to get science done. It’s a #childhoodruined moment when the holy grail of the scientific method is always poisoned drink, never untainted. But there’s plenty of nutrition to be found ultimately, so I wince through the bad stuff (and complain about it, as I STILL expect more out of our sciences), and keep sifting for the good stuff.