Cool stuff

Via various sources:

• More Than IM and MP3 by Scott Jaschik. We think of students as really tech savvy...but are they really as savvy as we (and they) think they are? Now there's a test to find out...
  
• Over at Astrobiology Magazine, articles on Mars in literature, film and audio. (Blog of a Book Slut)
  
• Ontology Development 101 : A Guide to Creating Your First Ontology
  
• Amusement Park Physics (lii)
  
• Evolutionblog. (SciencePort)