An electron is supposed to be indivisible. It carries one fundamental unit of electric charge, and every electron is exactly ...

If just by looking at our watch or cell phone we can know, in real time, our heart rate, the number of steps we take, the calories we burn and the hours of sleep we got the night before, why can't we ...

A team of scientists has revealed how a single quantum device can accurately measure the three fundamental units of electricity—the ampere (unit of electrical current), the volt (unit of electrical ...

A multi-campus research team has developed a novel device for non-invasively measuring cervical nerve activity in humans. The device has potential applications for supporting more personalized ...

Rsearchers have developed the first wearable device for measuring gases emitted from and absorbed by the skin. By analyzing these gases, the device offers an entirely new way to assess skin health, ...

ON THE OUTSIDE, the Oura ring looks rather ordinary, indistinguishable from a chunky wedding band. But a faint green light that intermittently leaks out from the gap between finger and ring suggests ...

Embedded in cell phones, rings, bracelets or watches, the novel tools aim to make it easier to manage hypertension. But they must still pass several tests before hitting the clinic. By Matías A. Loewy ...