The Human Truth Foundation
https://www.humantruth.info/tags/apparitions.html
Human Truth Foundation pages (4):
Fake and Imaginary Ghosts: Some Stories are Simply Made Up
Ghosts, Physical Properties and Ghostly Clothes: A Skeptical Investigation
A Skeptical Take on Psi, Parapsychology and Other Supernatural Phenomenon: 1.3. Ghosts, Physical Properties and Ghostly Clothes: A Skeptical Investigation
Souls do not Exist: Evidence from Science & Philosophy Against Mind-Body Dualism: 4.1. Ghosts