Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

The most advanced new surgical procedure, AMI, addresses proprioception. This refers to the ability to sense position and movement. In an intact human arm or leg, muscles work in pairs. When a bicep ...

Wearable sensors may help identify people with multiple sclerosis (MS) who are more likely to have worsening disability and ...