Einstein^Diogenes@Linux Would you say there is no #SecretScience today but that it all ended in the 1950's?
For example, does everyone know what the 15 people on the remote atoll of #Kwajalein (Reagan Test Site) do in every detail?
https://www.ll.mit.edu/r-d/space-systems-and-technology
You might be interested in #TrevorPaglen 's cartography of Restricted Areas and sites (Technical Areas - 51, 53 LANL etc).
[When "they" tell you and everyone that you are just smoking something with Orwellian censorship, then you may be on to something.]