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What is Visual Memory?

By |2019-08-25T01:34:00+03:00August 25th, 2019|Categories: Knowledge|Tags: , , , , , , , |

Visual memory describes the relationship between perceptual processing and the encoding, storage, and retrieval of the resulting neural representations. Visual memory occurs over a broad time range spanning from eye movements to years in order to visually navigate to a previously visited location. Visual memory [...]

Form Constant – History and Cultural Significance

By |2019-07-14T15:56:13+03:00July 14th, 2019|Categories: Consciousness, Herbs & Plants, Knowledge, Substances|Tags: , , , , , , |

A form constant is one of several geometric patterns which are recurringly observed during hallucinations and altered states of consciousness. In 1926, Heinrich Kl├╝ver systematically studied the effects of mescaline (peyote) on the subjective experiences of its users. In addition to producing hallucinations characterized by [...]

The Doctrine of Signatures

By |2019-05-27T17:10:14+03:00May 27th, 2019|Categories: Herbs & Plants, Knowledge|Tags: , , , , , |

The doctrine of signatures, dating from the time of Dioscorides and Galen, states that herbs resembling various parts of the body can be used by herbalists to treat ailments of those body parts. A theological justification, as stated by botanists such as William Coles, was [...]