Nick Moon and Martin Fisher spent years working on development projects in Africa, only to see them fizzle. Giving stuff away wasn’t effective: Either the recipients didn’t want what they offered or ...

Hydroponics, by definition, is a method of growing plants in a water based, nutrient rich solution The basic premise behind hydroponics(hydro means water and ponos ...

It's September, and a small group of researchers in a pair of fishing vessels are sailing in some of the highest ice-free waves in the North Atlantic. Here, some 1,600 feet off the coast of ...

Discover how to build a DIY mini water pump using recycled bottle caps and a small DC motor! This step-by-step tutorial shows you how to create an efficient homemade pump from everyday materials.

I get a lot of text messages, that new kind of way to exchange information. I like it when it works and hate it when it doesn’t. The part I like the best is the speed I can sometimes get an answer if ...