Evergreen needles act as air quality monitors

Every tree, even an evergreen, can be an air quality monitor. That's the conclusion of researchers at the University of Utah who measured the magnetism of particulate matter on the needles of evergreen trees on the U campus. ...

Researchers create better material for wearable biosensors

Biosensors that are wearable on human skin or safely used inside the body are increasingly prevalent for both medical applications and everyday health monitoring. Finding the right materials to bind the sensors together and ...

Researchers fabricate high-quality transparent ceramic

Mid-infrared lasers have been widely used in imaging, detection, diagnostics, environmental monitoring, medicine, industry, defense and others. For mid-infrared laser systems, low phonon energy gain materials are key factors.

Ankle monitors could stigmatize wearers, research says

Electronic ankle monitors—increasingly used as an alternative to incarceration—are bulky and difficult to conceal, displaying their wearers' potential involvement with the justice system for all to see, according to a ...

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