A revolution in three dimensions ... maybe four: Researchers explore 3-D printing
Monday, May 13, 2013 - 07:01
in Biology & Nature
(Phys.org) —It's an old idea, really. One of the oldest. To make useful things, humans remove the bits that aren't part of the thing we want. We've learned how to then make giant factory machines that assemble the different parts into a more complex whole. It's called "reductive" manufacturing—with some assembly required—and has dominated our lives for thousands of years.