http://countyourculture.com/

Long time lurker figured I could contribute.
Not run by me, A fellow I met on another site called Reddit. He was the voice of sanity in the /r/drugs subreddit. Recent post on visuals and 'HPPD' reminded me of some interesting articles there.

Cheers All!

Interesting blog as it explains the working of the brains, neurotransmitters and how certain drugs act on them. It explains in layman terms how drugs and the brain interact.