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Scientists uncover evidence of new hominin species in the Afar region of Ethiopia.
How well did 'Lucy' walk on two legs? New research says that upright walking may be an ancient skill.
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.