Can We Learn New Physics From Studying UFO Metals?

1952 Operation Mainbrace NATO UFO Encounters returned a metal artifact dropped by a flying triangle:

https://www.nicap.org/ncp/ncp-mainbrace.htm



https://ufocasebook.com/operationmainbrace1952.html





https://www.theblackvault.com/documentarchive/flying-saucers-from-denmark-ufo-debris-photos-circa-1947/





The "Arts Parts" THz Waveguide Sample:

https://www.youtube.com/watch?v=rcYNdj2UVqM





Proof USAF doing Classified Research into THz metamaterials:

https://www.justice.gov/usao-sdoh/pr/former-air-force-contractor-sentenced-prison-illegally-taking-2500-pages-classified



https://www.academia.edu/16157537/A_theoretical_study_of_special_acoustic_effects_caused_by_the_staircase_of_the_El_Castillo_pyramid_at_the_Maya_ruins_of_Chichen_Itza_in_Mexico