June 16, 2014
University of Washington engineers have designed a low-power sensor that could be placed permanently in a person’s eye to track hard-to-measure changes in eye pressure. The sensor would be embedded with an artificial lens during cataract surgery and would detect pressure changes instantaneously, then transmit the data wirelessly using radio frequency waves.
May 9, 2012
A textured surface mimics a lotus leaf to move drops of liquid in particular directions. The low-cost system could be used in portable medical or environmental tests.