I got to see that beautiful installation of "Pollen from Hazelnut" by Wolfgang Laib at Moma last week. The piece is quite powerful in both its simplicity and boldness. Even more compelling is Laib's meditative process of slowly collecting pollen, storing it in small jars and then sifting it out, as slowly as he collected it, in a very ritualistic fashion :
Read the nice article on ArtInfo here or you can find more info on the Moma website there.
At the MOMA until March 11, 2013.