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In his latest "Flame Challenge," Alan Alda asked people to answer the question: "What is sleep?" We talk with the winning respondents.
Alan Alda’s “Flame Challenge” asks scientists to answer the big questions that keep them up at night to 11-year-olds around the world.
Alda's 'Flame Challenge' asks scientists to explain color—with children as the judges.
Calling all scientists! How do you explain the concept of time to an 11-year-old?
The winner of Alan Alda’s ‘Flame Challenge’ draws on animation, song and a physics background.
Eleven-year-olds from around the world will judge entries to Alda's "Flame Challenge."
Ira Flatow and guests share science funnies and discover an element of humor (pu...
Researchers have tickled gorillas, bonobos, chimps and humans in an effort to un...
Do 'science' and 'comedy' go together?
Can hearty laughter have some of the same physiological effects as exercise?
Smile, smile, smile. Happiness may be catching.
Author Scott Weems lets us in on the jokes and uncovers the science of humor.