[Calvin Locke]

This is not the only source. Art Bell and Richard Hoagland are others. That lends a lot of credence, doesn't it.

Falling asleep a couple of months ago, I recall Linda Moulton-Howe was "chasing down" an Italian scientist that
was due to make public his discovery of formaldehyde, iirc. I guess a short-lived molecule as a gas.

And surprise, he "disappears" and doesn't make the announcement.

And Hoagland go in on the game earlier this month.

[RightWhale]

He's not disappeared. He sits by himself in the cafeteria, though.