We revealed the value of Zambia's wild yam. Why it matters

Wild harvested crops are a vital source of food in much of the world. Some common wild edible plants in southern Africa include wild mushrooms, such as Termitomyces titanicus, orchids from the genera Disa, Habenaria and Satyrium, ...

Producing hydrogen from water with carbon / charcoal powder

In the latest advance in efforts to find an inexpensive way to make hydrogen from ordinary water—one of the keys to the much-discussed "hydrogen economy"—scientists are reporting that powder from high-grade charcoal and ...

Cuba to use sugar cane in new electricity plant

Cuba will open its first electricity plant using sugar cane as a biofuel hoping eventually to meet 30 percent of its energy needs from the fuel source, the official Granma daily said Thursday.