Tower Tank Experiments using holography to look at plankton/oil interactions. Read about the experiments on our blog: here. Laboratory. Photo by Jeffery Cordero Ctenophore suspended during experiment. Photo by Jeffery Cordero Ctenophore suspended in small scale experiment. Photo by Jeffery Cordero Ctenophore suspended during experiment. Photo by Jeffery Cordero Tower Tank with holography. Photo by Jeffery Cordero Jiqing Liu and Hernando Bacosa work on Tower Tank. Photo by Lalitha Asirvadam Close up of Tower Tank. Photo by Cheng Li DROPPS scientists Cheng Li, Larry Brock and David Murphy stand in front of the Tower Tank. Photo by Lalitha Asirvadam