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How to Build a Solar-Powered Electronic Circuit
Part One of a two-part series. Part Two: How to build a…
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Do it yourself cellular networks in rural communities
The technology startup Endaga launched to deliver “telcos in a box,”…
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Engineering a Better Future in Sierra Leone
In collaboration with Heather Cole-Lewis and Ariam Mogos Special to E4C Today, at…
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Hands-on Engineering Programs for Kids
Do-it-yourself building attracts aid organizations as a low-cost way to distribute…
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Changing “Aid to Africa” into “Made in Africa”
As a Sierra Leonean living in the country during and after…
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Build your own open-source machinery with plans at…
An ambulance pulled by a donkey, one of the open-source machines…
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How to make a worm composting bin
Last year, trash clogged the gutters and alleys between of Los…
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How to make a sack garden
A garden in a tall sack is a simple home project…
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Our kite aerial photography camera rig scores on…
The world is on the look out for a cheaper aerial…
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Do-it-yourself aerial photography: A guided tour
Part One of a two-part series. See Part Two, on 3D modeling…