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)

Associated Press
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)
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)
Sorry you didn't like this comment. Please provide a reason below.

Are you sure?
Rating failed. Try again.
Request failed. Try again.
We will promote constructive and witty comments to the top, so everyone sees them!
Sorry, we can’t load comments right now. Try again.