Murky Light (IMAGE) Arizona State University Caption In an effort to study photosynthesis, Fromme explored photosynthesis in its simplest form, in heliobacteria, which were first found in muddy soils, like near the hot springs of Iceland. Credit ASU Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.