IBM 3D Prints World's Smallest Magazine Cover

At the intersection of nano technology and 3D printing lies IBM's Microscopic 3D Printer, which now holds the distinction of printing the smallest magazine cover in the world.

IBM and National Geographic Kids unveiled the cover, which is small enough to fit on a single grain of salt 2,000 times, at the USA Science and Engineering Festival in Washington, D.C., where The Guinness Book of World Records officially proclaimed it as the world's smallest magazine cover.

The gray-scale duplication of NatGeo Kids' cover is actually invisible to the naked eye. Dr. Colin Rawlings, a physicist at IBM Research, said that even with a microscope, you'd only be able to make our a blurry image. To see it in full, you need an electron microscope. Read more...