Quick links from the past week in mind and brain news:

American Scientist reviews the toxicology of legal and illegal recreational drugs.
Sex and relationship psychologist Petra Boyton analyses the science behind recent reports that ‘media exposure encourages teenage sex’.
Cognitive Daily considers some intriguing experimental evidence suggesting that those seeking fame should should avoid the company of those more famous than themselves.
Mixing Memory has a careful and enlightening analysis of the potential role of movitated reasoning in romantic relationships.
A new study suggests that mobile phone use may be linked to malignant brain tumours.
The Anxiety, Depression and Addiction Treatments blog has a concise summary of some of Richard Wiseman’s work on the psychology of being lucky.