Color sensing (as well as detecting empty spaces) settled on IR-based sensors commonly used in line-following robots. You can watch the clock in action in the video embedded below just under the ...

An IR sensor is located near the TV and wired to the receiver, which can be many feet away in the equipment rack. The receiver has an amplifier and an "IR blaster" that showers IR signals to all ...

Here comes the science: fire emits infrared light, and hobbyist flame sensors use IR to, well, detect fire. This fire bot has three of these flame sensors across the front that output digital data ...

The Pacific Palisades fire, the most destructive wildfire in Los Angeles history, has scorched nearly 20,000 acres, according to CAL FIRE's latest figures, but as the images show, some areas of land ...

Multiple wildfires fueled by fierce Santa Ana winds, have killed 10 and burned more than 35,000 acres near Los Angeles. The ...