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Low-Cost Calibrators & Hearing Tests
A good design idea or the right tip could help a…
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The Link Between Rain and Diarrhea
Rain pours from a rooftop in the Ecuadoran coastal city of…
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New monitoring devices measure the impact of improved…
Nathan Johnson, an assistant professor of engineering at Arizona State University…
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Make a Biomass Processor
Jed Guinto has puzzled over how to improve a chopping machine…
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RFID cards could streamline rural health care in…
A teetering stack of documents on a storage-room shelf can pass…
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Book review | Khanjan Mehta’s The Kochia Chronicles:…
The Kochia Chronicles, just released by Prof. Khanjan Mehta at Penn…
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Trends, temptations and tweets at IEEE’s Global Humanitarian…
Willow Brugh, Director of Geeks Without Bounds, and Galit Sorokin drew…
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A call for abstracts for the UNESCO Chair…
In June 2014, attendees of the UNESCO Chair in Technologies for…
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Tweet roundup: Kite wind power and community co-creation…
Why low-tech mechanical hydro power can sometimes beat hydro-electric, how kite…
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Steam cleaning: Nanoparticles and sunlight heat up the…
In the end of the 1994 bomb-on-a-bus blockbuster Speed, Keanu Reeves…