Wireless network detects falls by the elderly

University of Utah electrical engineers have developed a network of wireless sensors that can detect a person falling. This monitoring technology could be linked to a service that would call emergency help for the elderly ...

Pollutant-eating bacteria not so rare

(Phys.org) —Dioxane, a chemical in wide industrial use, has an enemy in naturally occurring bacteria that remove it from the environment. Researchers at Rice University have found that these bacteria are more abundant at ...

Plastic solar cells' new design promises bright future

Energy consumption is growing rapidly in the 21st century, with rising energy costs and sustainability issues greatly impacting the quality of human life. Harvesting energy directly from sunlight to generate electricity using ...

Low-power Wi-Fi signal tracks movement—even behind walls

The comic-book hero Superman uses his X-ray vision to spot bad guys lurking behind walls and other objects. Now we could all have X-ray vision, thanks to researchers at MIT's Computer Science and Artificial Intelligence Laboratory.

Quantum engines must break down

Our present understanding of thermodynamics is fundamentally incorrect if applied to small systems and needs to be modified, according to new research from University College London (UCL) and the University of Gdańsk. The ...

Light-carved 'nano-volcanoes' hold promise for drug delivery

(Phys.org) —Researchers from North Carolina State University have developed a method for creating "nano-volcanoes" by shining various colors of light through a nanoscale "crystal ball" made of a synthetic polymer. These ...

Eyeglasses read to the blind (w/ Video)

(Phys.org) —A unique pair of eyeglasses developed by an FIU student team could revolutionize the lives of the blind, enabling them to walk into a library or a store, pick up any book or a can of soup, and read it.

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