Quick links from the past week in mind and brain news:
Laughter, it seems, is good for the heart.
Brain implants tested as a method to help treat severe depression.
A brain imaging study show how tunes may get ‘stuck in your head’.
Extrapolation of brain volume from the skull of homo florensis suggest that they are not humans with microencephaly, as some critics claim.
A brain scanning study with autistic children shows eye contact may activate areas associated with negative emotion.