Weekend field trips on the Web
* National Geographic: Enter the Anthropocene Age * Technology Review: Somewhere over the brainbow * Cracked: 5 personality flaws science will cure in our lifetime * Onion: NASA completes 52-year mission to find, kill God
URL: http://cosmiclog.msnbc.msn.com/_news/2011/02/25/6134588-weekend-field-trips-on-the-web