Helen Greenwood Hansma ScienceLives: Insight Into the Origin of Life Using a New Kind of Microscope Helen Hansma's pioneering research on biological atomic force microscopy led her to a new hypothesis for the origin of life Granny Says Life Evolved Between the Mica Sheets Scientists hypothesizes that life evolved between the thin, flaky sheets of mica. By Helen Greenwood Hansma Published 14 March 08
