In a conference room at General Motors' Warren, Mich., Technical Center, Terry Woychowski laid out the problem. Solomoni Mafuta, a 10-year-old boy from the village of Senzani in Malawi, had just ...
IF you were an 18th or 19th century tenant farmer and you owned a quern - a primitive hand mill for grinding corn - chances are you'll have kept it hidden during daylight hours. That's because querns ...