Touch-table Evolution Exhibit (IMAGE) Harvard University Caption The multitouch surface and programming of a new museum exhibit allow museum visitors to zoom and scroll through the Tree of Life, the immense tree diagram biologists use to represent the evolutionary history of millions of related species. Credit Michael S. Horn 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.