We know what ‘foo fighters’ that buzzed Second World War pilots really
were, say scientists Sarah Knapton, The Telegraph, February 2024
[www.msn.com]

However, the source of paper, Journal of Modern Physics, is considered a
predatory paper. - [predatoryreports.org]

An other article.

What Were the Mysterious “Foo Fighters” Sighted by WWII Night Flyers?
Something strange was following the Beaufighter crews of the 415th Night
Fighter Squadron. Zoe Krasney, Smithsonian Magazine, August 2016
[www.smithsonianmag.com]

Another paper.

Foo Fighters and Microwave Oven Plasma Balls
Chris Allen Broka
[arxiv.org]
[www.researchgate.net]

Yours,

Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)