One of our recent papers is listed as #1 in Top 20 Most Read Articles in Physics of Fluids (January 2013): http://pof.aip.org/features/most_downloaded

Biomimetic flow control based on morphological features of living creatures 

Haecheon Choi, Hyungmin Park, Woong Sagong, and Sang-im Lee Phy. Fluids 24, 121302 (2012)