The 2015's Nobel laureates (front row, L to R), Takaaki Kajita and Arthur B. McDonald in Physics, Tomas Lindahl, Paul Modrich and Aziz Sancar in Chemistry, William C. Campbell, Satoshi Omura and Tu Youyou in Physiology or Medicine, Svetlana Alexievich in Literature, and Angus Deaton in Economics, pose for photos following the Nobel Prize award ceremony at the Concert Hall in Stockholm, capital of Sweden, Dec. 10, 2015. (Photo: Xinhua/Ye Pingfan)
