I try not to plagiarize Boing Boing too much, but they just post so many interesting things.

Havana Before Castro

Dr. Philip Zimbardo, architect of the famous Stanford prison experiment, is doing a new study on helpful behaviour.

Flickr set of food characters eating self-cannibalizing.

Richard Dawkins reads his hatemail:

[youtube]http://www.youtube.com/watch?v=WlJdFf3hV7I[/youtube]