Theme 1 – The “glowing treetops” claim is misleading about what was actually captured
“There is in fact no photograph of treetops glowing.” (colanderman)
“The headline suggests that people have seen treetops glowing and it just hasn’t been captured on video before. The actual pictures and video is of something that nobody could have seen with their eyes.” (colanderman)
Theme 2 – Laboratory evidence confirms corona discharge on tree tips can brown leaf ends
“Visually, the corona discharges generated on the leaves were either small purple‑blue point discharges or elongated purple‑blue discharges, and usually formed on the tips of the leaf closest to the source of the electric field… When the corona was turned off, the tips of the leaf where the discharges occurred were often burned and browned…” (t‑3)
Theme 3 – Sensational headlines create expectations that the research doesn’t meet
“At least personally I scanned the article for it and only found the picture at the top, which I was then frustrated to learn that's just a lab photo… the suggestion there would be a beautiful picture of glowing canopy somewhere is basically a result of editorializing.” (dylan604)
These three threads capture the community’s main take‑aways: the visual evidence is not what the headlines imply, the underlying physics (corona discharge) has been documented and links to leaf damage, and the media framing has exaggerated both novelty and perceptibility.