Discussion forum for Vex Robotics kit owners.
Plenty of links to other hobby robotics sites.
OOPic project page and details on how we built Anvil, a Robotwars style remote control robot.
The Palm Pilot Robot Kit is a design for an easy-to-build, fully autonomous robot controlled by a Palm handheld computer.
Young robot builder willing to answer electronics, robotics, computer, and programming questions.
This site spotlights my testbed robot named "OR". There are a few tips for starting your own robot.
A tutorial on the use of computer controlled stepping motors.
Lots of detailed information about designing and building fighting robots, including the physics behind different weapons, speed controllers, motors and batteries.
Tips for building an rc robotic mobile platform.
Tinkerbot is a dumping ground for ideas on robotics, with a few construction articles.