New Scientist video round-up - August 1, 2008

Watch randy male fish that don't like competition from other males: http://www.newscientist.com/article/dn14438?DCMP=youtube

Find out about a new robot that can optimally position limbs in an MRI scanner to get the best images of tissues:

See how bee foraging patterns could help the police track down serial killers: http://www.newscientist.com/article/dn14423?DCMP=youtube