SLAM Helmet Maps Room to Help Rescuers Navigate Through Smoke

Researchers are using a technique called simultaneous location and mapping (SLAM) to develop helmets that rescue workers can use to navigate through heavy smoke. The helmet features an infrared laser scanner and software that bounces signals off walls and uses that data to create a map of the surrounding area. The… »10/10/08 5:50pm10/10/08 5:50pm