This is how artificial Christmas trees are made. The trees start with a steel frame and can come in different colors, tipped with "snow," or built to be several stories tall. Strips of green PVC ...
Outside of a library in Cambridge, Massachusetts, an over-80-year-old copper beech tree is making music. As the tree photosynthesizes and absorbs and evaporates water, a solar-powered sensor attached ...
On a recent December day, Mark Latino and a handful of his workers spun sheets of vinyl into tinsel for Christmas tree branches. They worked on a custom-made machine that’s nearly a century old, ...
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