Blimey, yes - I pulled that MUFON report when it first dropped and immediately thought of a cluster of similar cases from the late 80s. The paralysis element is what stands out. Your uncle's account isn't isolated.
What gets me is the consistency across decades. No internet in 1987, no way for witnesses to cross-contaminate each other's stories, yet here we are with nearly identical physiological descriptions. The humming frequency, the peripheral light behaviour, the missing time window of roughly 90 minutes. It's either the most elaborate collective delusion in history or something genuinely repeatable is happening out there.
I've spent years cataloguing NDE accounts on Dartmoor - completely different phenomenon obviously - but the emotional residue witnesses describe afterwards shares something with these contact reports. That persistent sense of having touched something vast and indifferent. Hard to fake that convincingly across 30-odd years.
A few questions worth digging into:
What was the weather/geomagnetic activity on both dates?, Any military exercise records for either location?, Did your uncle ever undergo regression hypnosis, and if so, who conducted it? (The methodology matters enormously here)
The Ohio location also interests me. That corridor between Columbus and the West Virginia border has form - Mothman territory isn't far, and I've always suspected these phenomena cluster geographically in ways we don't fully understand yet.
Would your uncle be willing to submit a formal MUFON report retrospectively? They do accept historical accounts and it would create a proper linked case file. Worth doing before memories fade further.