iCandy: Reduce, Reuse, Recycle

Food to fuel, tissue regeneration, and Japanese wind power

1 min read
iCandy: Reduce, Reuse, Recycle
Photo: TPG/Getty Images

Photo: Lindsey France/Cornell University/AP Photo
Mommy, where do ears come from? Someday, an acceptable answer might be “From 3-D printers that use living cells as the raw materials.” In this case, researchers at Cornell University formed a customized replacement ear using a printed soft mold that had been injected with a collagen gel. The gel contained special cow cells that produce cartilage. After a few weeks, enough cartilage had grown to replace the collagen, leaving a flexible, natural-looking ear.

If you are viewing this page with an iPad or iPhone, click here to launch the slideshow:


The Conversation (0)