The physicist saw the ocean and was fascinated by the waves. He said he wanted to do some research on the fluid dynamics of the waves and walked into the ocean. He never returned.
The biologist said he wanted to do research on the flora and fauna inside the ocean and walked inside the ocean. He, too, never returned.
The chemist was fascinated by the properties of the water, and wrote in his log “The physicist and the biologist are soluble in ocean water.”