Last night [Jon Stewart] interviewed [William Kamkwamba] on The Daily Show ... insight about him and his build as he promotes his new book. [William] was 14 when he completed the three month ...

The windmill Kamkwamba built is the subject of his 2007 talk, in which he describes the steps of collecting spare parts to build a multi-story structure that, once completed, could power four ...

William Kamkwamba was born in the country of Malawi ... In the library he finds books on physics. After studying the books, he got an idea to build a wind generator, to provide electricity ...