Hundreds of students and researchers attended Israeli Science Day on Wednesday at Hebrew University in Jerusalem. President Shimon Peres addressed the attendants stating, "Israeli scientists and researchers are very talented... challenging you to continue to excel." He called Israel a world power in the field of science and research. President Peres singled out nanotechnology as an Israeli success story. "I believe that if we invest, within ten years we will live in a different world altogether," he added.