Engineering

Wearable sensors detect what's in your sweat

Needle pricks not your thing? A team of scientists at the University of California, Berkeley, is developing wearable skin sensors that can detect what's in your sweat.

Engineering

A wearable device so thin and soft you won't even notice it

Wearable human-machine interfaces—devices that can collect and store important health information about the wearer, among other uses—have benefited from advances in electronics, materials and mechanical designs. But current ...

Engineering

An implantable device that produces energy using ultrasound

A team of researchers affiliated with several institutions in the Republic of Korea has developed a type of implantable device that produces energy using an external ultrasound source. In their paper published in the journal ...

Engineering

Researchers build hybrid chip able to run autonomous bicycle

A team made up of members from a host of institutions in China, one in Singapore and one in the U.S., has built a hybrid chip that can control an autonomous bicycle. In their paper published in the journal Nature, the group ...

Engineering

Barn owls may hold key to navigation and location

The way barn owl brains use sound to locate prey may be a template for electronic directional navigation devices, according to a team of Penn State engineers who are recreating owl brain circuitry in electronics.

Engineering

Clearing up the 'dark side' of artificial leaves

While artificial leaves hold promise as a way to take carbon dioxide—a potent greenhouse gas—out of the atmosphere, there is a "dark side to artificial leaves that has gone overlooked for more than a decade," according ...

Engineering

Soft wearable health monitor uses stretchable electronics

A wireless, wearable monitor built with stretchable electronics could allow comfortable, long-term health monitoring of adults, babies and small children without concern for skin injury or allergic reactions caused by conventional ...

Engineering

A battery-free sensor for underwater exploration

To investigate the vastly unexplored oceans covering most our planet, researchers aim to build a submerged network of interconnected sensors that send data to the surface—an underwater "internet of things." But how to supply ...

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