Science What if plants could be plastic factories?

A Massachusetts-based company is genetically modifying switchgrass to produce a polymer used to make plastics.

By , Contributor

Elizabeth Barber

The greenhouse at Metabolix’s lab is full of grass. That would be unexciting, except that the 300 or so pots of switchgrass growing here have been genetically engineered to produce a kind of polymer used to make plastics.