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Assistive stairs are the next best thing to a home escalator – The Verge


The Verge

Assistive stairs are the next best thing to a home escalator
The Verge
Researchers have developed an energy-recycling mechanical staircase they hope will one day help older adults or those who are mobility-impaired. The device uses little power and can be placed on existing staircases to make climbing and descending …

home recycling – Google News

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