From GravityLight to NowLight: A Startup Pivots as Technolog...
Editor’s note: From GravityLight to NowLight, a startup has overhauled its Internet-famous gravity-powered light. The result is a pivot...
When the sun goes down, the day ends. No work after dark, no studying. That’s the reality for one quarter of the world’s population that lives without electricity. Inventive design and the falling cost of solar power is lighting up homes that the traditional energy grid has left dark. Power solutions that can scale are filling in the grid gaps with solar, hydro, wind and biogas. With alternative energy solutions, the world is lighting up.
Editor’s note: From GravityLight to NowLight, a startup has overhauled its Internet-famous gravity-powered light. The result is a pivot...
Draft animals and wood fires count among the power sources for new, extremely low-cost technology proposed in a worldwide design contest for off-grid refrigeration. In September of 2019, the...
The demo video for an improved rocket stove optimized for use in the heights of the Himalayas has racked up more than 10,000 views on YouTube. The Himalayan Rocket...
A look inside the kitchen in Nigerian, Ghanaian and Ugandan homes suggests policy changes that could make cooking more affordable and environmentally friendly. The most popular kinds of stoves...
There has been a gradual decline in the number of people worldwide who do not have access to clean cooking, with the needle moving from over 3 billion in...
There is a need for improved ethical standards in reporting the results of human-centered research back to participants. The rise of human-centered design and research has improved the field...
Communities in rural Kenya are still heavily dependent on wood fuel and other biomass for their basic energy needs. Reliance on biomass can lead to health and environmental deterioration:...
The power of wind is perhaps most vibrantly displayed during a community’s kite festival. From India to China, to...
Larry Bentley and F. Andrew Dowdy are trying to solve the problem of refrigeration for off-grid communities in developing...
Kenya is a critical hub for refugees who migrate mainly from the Horn of Africa and South Sudan. Kakuma,...
The Kenyan Bureau of Standards launched a new standard for LPG (liquid petroleum gas, or propane) metering that represents...
Editor’s note: The French utility ENGIE announced that it bought Mobisol shortly after publication of this article. The acquisition...
Chakr Innovation and their retrofitted emissions scrubber for diesel generators has raised ₹19 crore (USD $2.7 million) in series...
A new large-scale trial of clean-burning rocket stoves and water filters in the poorest households in Western Province, Rwanda,...
India has almost achieved the historic goal of connecting every household to the electricity grid. The next challenge is...
Evaporative coolers have been known to purveyors of low-cost, sustainable technologies for years. Without the need for electricity, these...
After three years of publishing in-depth case studies and essays on global development technology and social ventures, Demand: ASME...
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