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Way back in 2004, we reported on a corn-based water bottle called Biotathat was claimed to be 100 percent environment-friendly and would safely biodegrade in around 80 days. But most water in stores today still comes in bottles made from…

Discarded plastic bottles could one day be used to build stronger, more flexible concrete structures, from sidewalks and street barriers, to buildings and bridges, according to a new study. MIT undergraduate students have found that, by…