Holiday moods often run the gamut between joy and melancholy. And, an Ohio State University researcher says an individual’s great expectations have a bearing on whether someone smiles or frowns. College of Social Work Professor, Gilbert Greene, says the key is to identify whether stress is likely to help or hurt one’s mood.
Scientists continue to analyze debris from last week’s collision between a space rpobe and the Tempel 1 comet. Scientists hope, by getting a look at the inside of the comet, they can better understand the formation of the universe. Getting to the comet, though, required some thought – in fact, a lot of thought. Here’s how they did it: