Why the Heck Did I Click on These Titles? What Makes a Title Grab Readers?

Headlines that grabbed me from the FOR YOU page today

Like a good title, this photo raises so many questions. Photo by Athena: https://www.pexels.com/photo/woman-with-teal-hair-wearing-red-supreme-shirt-grab-by-person-2323181/ cropped by author.

Everyone agrees titles are crucial if you want to get read online. But how do you know what works? Don’t different things attract different readers?