Around the world: 10 things to know Tuesday

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FILE- In this April 19, 2012, file photo, actor Alan Alda attends a screening at the Museum of Modern Art in New York. Alda, the host of of PBS's "Scientific American Frontiers," and a founder of the Center for Communicating Science at Stony Brook University, is sponsoring an international contest for scientists, asking them to explain in terms a sixth-grader could understand: "What is time?" (AP Photo/Evan Agostini, File) Photo by