Athletes use GPS tracker for training

A GPS-based technology is helping athletes train, save information and communicate with other health-conscious friends online.
Nokia’s Sports Tracker is a GPS-based activity tracker that runs on Nokia smartphones. Information such as speed, distance, and time are automatically stored in an athlete’s training diary after a workout.
A “profile” page shows a workout summary for a variety [...]

Stop idling! Cut the engine or drive! (you’re wasting gas)

Want to save money and help the environment at the same time? Stop idling! It wastes gas and pollutes the air.
Some people feel that idling an engine is better than turning it off and restarting soon after.
Not true. Here are some interesting facts:

More than 10 seconds of idling uses more fuel than restarting the engine.
Idling [...]