These Aren’t Flowers. They’re Sculptures As Thin As A Hair

Take a look.

Useful links:
http://www.wired.com/2014/07/these-arent-flowers-theyre-tiny-sculptures-as-thin-as-a-single-hair
http://aizenberglab.seas.harvard.edu/index.php?show=show_groupmember&gmid=1 
http://www.seas.harvard.edu/news/2013/05/beautiful-flowers-self-assemble-beaker