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Some of our solar system's landmarks can trace their origins to massive impacts.
Two new studies present very different ideas about how the Moon was formed -- a riddle that one scientist says may never be solved.
Planetary Scientist Erik Asphaug describes the evidence for an ancient lunar collision.
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.