[Klaus] wanted some sort of aid for parking his car, and after running across a $4 ultrasonic sensor, decided to build his own speaking distance sensor (.de, Google Translation). Inside [Klaus]’ ...

For the past several years, various research institutions and organizations have been experimenting with electronic “white canes” for the blind. One of these was the ultrasound-enabled UltraCane, ...

Of course, many different types of distance measuring sensors exist but not all sensors are the same. Each sensor has its own advantages and disadvantages. At its most basic level, a distance ...

When one of the senses is lost, an extremely effective coping mechanism involves hijacking other senses to fill the same role. Usually, hearing and touch are used in place of sight, but an MIT ...

As some Fitbit wearers find amusing ways to skip steps—attaching the devices to hamster balls, ceiling fans, and power tools—a new wrist gadget aims to make sure others never miss one. The Sunu band ...