tent knows it s far from optimal for long-term stays. along comes the ikea foundation, the charitable arm of the furniture giant. armed with its wealth of experience, mass producing big items that pack up small, it allied with the refugee housing unit and came up with a hard-sided shelter, powered by solar, that even the tallest somalis can stand up in. it packs up flat and expected to cost about $1,000. 56 of these prototypes are en route to refugee champs in ethiopia, lebanon and northern iraq for testing. just don t lose the instruction manual or the little wrench that comes in the box. the correct answer to our gps challenge question was c, teletype machines were the medium for the hotline to make sure there was no mutually assured destruction. they were used repeatedly during the cold war to make sure actions or nonactions were understood during the six-day war in 1967, the india-pakistan conflict of 1971 and on and on.