For the millions of people living with end‑stage kidney disease, hemodialysis is more than a medical procedure, it is a ...

Time is almost up on the way we track each second of the day, with optical atomic clocks set to redefine the way the world ...

Whether for drug screening or toxicity testing, stem cell-based 3D tissue models are key to biomedical research. However, ...

Caltech scientists have developed a way to guide light on silicon wafers with low signal loss approaching that of optical ...

Semiconductor chips that process light rather than electricity could boost processing speeds and reduce energy use.

A common sight in ‘smart homes’, door sensors allow you to detect whether a door is closed or open, enabling the triggering ...

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, ...