These days, most of us have a smartphone. They are so commonplace that we rarely stop to consider how amazing they truly are.

Researchers in Germany have developed a ring laser that tracks Earth's axis movements without telescopes or satellites.

Soon after the initial discovery of the Hall effect, scientists noticed that magnetic materials exhibited a similar ...

The guide on this medical gizmo design walks you through the essentials, from sensing principles to circuit basics.

J apanese physicists have observed an elusive form of the “Hall effect” in a nonmagnetic material for the first time ever. The material, cadmium arsenide (Cd3As2), now proves theoretical predictions ...

If you need to track your glucose, these monitors connect to your phone or smartwatch.