The purpose of science publications is to share new results with other scientists, so others can build on or verify the correctness of the work. There has always been an element of “receiving credit” to this, but the communication aspect is what actually matters from the perspective of maximizing scientific progress. In the distant past, publication was an informal process that mostly involved mailing around letters,…
For sharing results widely, there's arxiv. The problem is that the fanout is now overwhelming. The public perception of a publication in a prestigious journal as the established truth does not help, too.
it's not so much the public perception but what govs/media/tech and other institutions have pushed down so that the public doesn't question whatever resulting policy they're trying to put forth.
"Trust the science" means "Thou shalt not question us, simply obey".
Anyone with eyes who has worked in institutions knows that bureocracy, careerism and corruption are intrinsic to them.