Is your check engine light on? Before you panic over a massive repair bill, discover the five most common faults triggering ...

No other warning light in modern life behaves quite like this one. A low battery icon tells you exactly what's wrong and exactly how long you have. A smoke detector screams until someone deals with it ...

Wrist pulse oximeters can look similar, making it hard to decide which one to buy. This in-depth guide covers everything you need to know to find your best fit.

An international team, including the University of Tokyo, has created a sensor inspired by the lateral line in fish - their ...

The Scientist offers independent, award-winning science journalism, covering the latest life science research, insights, and innovations.