Sundials, one of humanity’s oldest ways of telling time, are typically permanent installations. The very good reason for this is that telling time by the sun with any degree of accuracy requires ...

We don’t have much personal experience with DOF hardware, but this Arduino library which reads and compensates for three-axis magnetometer and accelerometer data looks very impressive. It should work ...

While most folks can get by just fine by simply looking at a compass, Eric from Monkeys & Robots decided to see just how just how far he could push things and ultimately arrived at the Haptic Compass, ...