Anti-gravity Stories

"How did you get us in here?" you asked as we drove past the large, fenced, gates of the old, N.A.S.A. compound.  "I have a cousin that still works in this section, although most of it was closed down when they built the new section a few years back. He sort of let me borrow his swipe card." "So where are we going?" you asked. "To building #306. I have a surprise for you." You gave me that dirty, funny look. You remembere...