Electrical problems can be some of the most frustrating issues an e-bike owner faces. Your bike might randomly lose power, ...

Engineers have developed a new way to monitor how tiny lab-grown human heart tissues beat—by effectively "listening" to the ...

Wearables now flag everything from irregular heartbeats to dips in blood oxygen, but the data is only as useful as a person's ...

When you’re driving your car, you’re probably regularly looking at the speedometer to make sure you comply with the local speed limits. The method by which it works is simple enough: ...

Whether you want to track your stress, sleep, heart rate, steps or more, these are our favorite fitness trackers.

A simple bedside eye test may help predict recovery of consciousness in patients with severe brain injuries, according to new ...

Pulling the dipstick is easy. Reading it correctly is another story. Here's when to check, how to read the markings, and what ...