Shape-shifting ‘4D’ printed objects could pave the way for outer space structures

 It takes a lot of money to launch stuff into space — even by NASA terms. The cost ranges from around $9,000 to more than $40,000 per pound. With that sort of price tag, weight and space are at a major premium with shuttle missions, causing NASA to look for innovative new ways to create more compact payloads. A team at Georgia Institute of Technology is exploring a method that uses 3D… Read More

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