The RetroPsychoKinesis Project
http://www.fourmilab.ch/rpkp/Online, ongoing experiment which you can take part in, which apparently proves the existence of retropsychokinesis (the mind influencing events in the past!). There are many possible explanations - psychokinesis, ESP, a fraud, or something else.
Submitted in section: Psychology: Alternative: Parapsychology: Retrocausality: The RetroPsychoKinesis Project