Then, all of sudden, I saw a hand holding a piece of chalk and writing on a black-board something like a mathematical formula. The vision was very clear, but it stayed only for few seconds and disappeared again. The Internet is abound with a new, simple technique for at-home DIY multimodal (vision, sound) Ganzfeld Hallucinations (previously). [more inside]
posted by tybeet on Nov 20, 2008 - 45 comments

The Ganzfeld Experiment. Is it evidence for the existence of psi abilities? Is it sloppy experimental practice? Philosopher and game designer Chris Bateman suggests that it might be most significant for what it reveals about the biases of the scientific community.
posted by Iridic on Sep 14, 2006 - 74 comments