'Nanogardens' Sprout Up On The Surface Of A Penny
Engineers have figured out a way to get crystals to form rose and tulip sculptures, each smaller than a strand of hair. The gardens sprout up on a penny dipped in a salt solution. The technique is similar to 3-D printing and could one day be used to make any complex shape.READ MORE
![variables.usNews.image[1].caption.$text](http://media.npr.org/assets/img/2013/04/30/01_86-87_chainsaw_slide-c36c25efd842447ae9cc29088084a75ca14c5acf.jpg?s=11)
![variables.usNews.image[1].caption.$text](http://media.npr.org/assets/img/2013/04/26/01__rg_0713_slide-f450d530ce946983adddfb9b5d2d2acf0d915887.jpg?s=11)
![variables.usNews.image[1].caption.$text](http://media.npr.org/assets/img/2013/04/26/ny-subway-freeman_wide-67d4ec3d16952d1bd873e0ca04e5544066baf2cc.jpg?s=11)
![variables.usNews.image[1].caption.$text](http://media.npr.org/assets/img/2013/04/26/day-1-2-march-14-caption-copy-ce9eb16a78386e7dd753e279dd93ee482a4db960.jpg?s=11)
![variables.usNews.image[1].caption.$text](http://media.npr.org/assets/img/2013/04/23/harry_t.gamboa__4x6-300dpi-56e68de6c3d79283f2700d31fa8bad676df05dea.jpg?s=11)
![variables.usNews.image[1].caption.$text](http://media.npr.org/assets/img/2013/04/23/86040423-46a5ea1e422eba9e508a6ebc43f2eb7e03634f17.jpg?s=11)
![variables.usNews.image[1].caption.$text](http://media.npr.org/assets/img/2013/04/22/01_highrezbutterfy.jpg-2f593449f795ccdb4e40c4bc9bbf568442287aa4.jpeg?s=11)
![variables.usNews.image[1].caption.$text](http://media.npr.org/assets/img/2013/04/17/hetherington_01_nyc1169811-be29e03612ce7f3dc6832566c55b8829c3e6ab89.jpg?s=11)
![variables.usNews.image[1].caption.$text](http://media.npr.org/assets/img/2013/04/05/d5a8d050d5b4120822dba66b9c6a04ac-d430d3b807df081f8d9c9f95c16804bc11b60e44.jpg?s=11)
