Del.icio.us links for April 1st :

• Clinton's April Fools joke – Yahoo! News –
• U.S. to Require States to Use a Single School Dropout Formula – New York Times –
• CIA enlists Google's help for spy work – Times Online –
• Flying penguins found by BBC programme – Telegraph –
• Dani Rodrik's weblog: American political economics in one picture –
• Campaign.USA – washingtonpost.com –
• Virgle: The Adventure of Many Lifetimes –
• Gmail: Custom Time –