Spotlight: Ukraine's academy of sciences, its president Paton celebrate 100th anniversaries

Borys Paton, who chairs the Ukraine's National Academy of Sciences (UNAS) since 1962, attends the celebrations at the National Opera House of Ukraine in Kiev, Ukraine, Dec. 7, 2018. The 100th anniversary of the establishment of UNAS and the 100th jubilee of its president Borys Paton were celebrated here Friday. Hundreds of guests, including top Ukrainian officials of the government and parliament and renowned foreign scientists, gathered at the National Opera House of Ukraine for the celebrations. (Xinhua/Chen Junfeng)