Happy Friday. Some links for a cold, rainy weekend. Science:

The QuikSCAT satellite is in trouble
Why Have Americans Become More Obese?
Offensive Play: How different are dogfighting and football?
Row at US journal widens
National Academy as National Enquirer? PNAS Publishes Theory That Caterpillars Originated from Interspecies Sex
Other:
Stop Catering to Teh Crazy
The Insurance Industry’s Deceptive Report
An institutional economics prize
Wall Street Smarts