Electronics & Semiconductors

A new wearable technology—for plants

Plants can't speak up when they are thirsty. And visual signs, such as shriveling or browning leaves, don't start until most of their water is gone. To detect water loss earlier, researchers reporting in ACS Applied Materials ...

Hi Tech & Innovation

This 'electronic tattoo' can tell when you're stressed out

Researchers at the University of Texas at Austin have developed a temporary "e-tattoo" for the palm that can track excitement and stress using the skin's electrical conductivity. The e-tattoo could be a reliable way for people ...

Consumer & Gadgets

Tracking sleep with a self-powering smart pillow

The human body needs sleep as much as it needs food and water. Yet many people fail to get enough, causing both mind and body to suffer. People who struggle for shut-eye could benefit from monitoring their sleep, but they ...

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