Science is cool

1) Rotating face illusion, follow the link, takes 15 seconds
(http://www.michaelbach.de/ot/fcs_hollow-face/index.html)

2) Ever heard of mirror neurons? Nova has a great segment evailable on
the web (http://www.pbs.org/wgbh/nova/sciencenow/3204/01.html click on
'watch segment'). While this is a presentation made for lay people (and
thusly may have some unwarrented extrapolations, I highly recommend it)