Blogs

WE'RE BACK!

October 2025 lilbrary presentations return for another season of lively multi-media presentatioins on "ghost hunting" with from a skeptical viewpoint, including high-tech pseudoscience, skeptical inquiry, critical and thinking pitfalls like cognitive biases. Free admission and open to the pubic. Note: Portions of this presentation may not be suitable for very young audiences.

When and where?

Oct. 21, 6-8pm

Kensington Branch Library

4121 Adams Ave, San Diego, CA 92116

Oct. 28, 5:30-7:30pm

Paradise Hills Branch Library

5922 Rancho Hills Dr, San Diego, CA 92139

honoring the heroes of

skeptical inquiry

Apparition: The scarcest of paranormal phenomena, the apparition is a full or partial materialization of "spirit energy" (though, there is nothing officially recognized or objectively measured as "spirit energy".) An apparition may be anything that suddenly appears (i.e., becomes apparent). As such, it ranges in form from an orb to a "full-body apparition," the latter of which is synonymous with the popular conception of a ghost. Apparitions can also vary in opacity, from solid to transparent. Some apparitions are not merely forms, either; apparitions that manifest along with a "ghost room" are also said to occur rarely.

click for team bios

Ouija Boards: A History

I remember I was about six when my 16-year- old sister had several of her girlfriends at our home for a slumber party. I was not interested in girls yet so the night was extremely uneventful for me. At least most of the night was uneventful. The only interesting part of that night came late in the evening when I heard loud screaming coming from inside her bedroom. Then her bedroom door flew open with such force that it sucked the air out of the hallway where I was....

PPI Podcast #10: Evidence Analysis (2011)

Part 3 of our presentation: Science & Beyond - A Look at the Science Behind 21st Century Paranomrmal Investigation - is entitled Evidence Analysis - Wrong Thinking, Seeing Ain't Believing and Can You Hear Me Now? Presented by PPI President Karl Sherlock.

Recorded October 11, 2011

Length: 00:35:48