Chase Jarvis always has interesting things to say. He recently did a 3 part video blog about scouting locations. It's interesting to me since we're starting the planning on our summer vacation.
The Luminous Landscape also ran an article on planning your trip.
A good explanation of Shutter/Flash Synchronization.
Lifehacker ran a series of articles on Learning Photoshop Basics.
Worldwide Pinhole Photography Day is April 24th. Build a camera and take part.
For your Monday amusement, the LOL Cats edition of Charlie Sheens rants.