Minnesota earned its 'blue mark' in the 1975 Morris earthquake, which had its epicenter in the western part of the state.
- Californians, want to run away from the Big One? Head for Minnesota.
- As this map shows, the Gopher State is the least likely to be hit by earthquakes.
- Choose your new home wisely, though: even Minnesota has one earthquake-sensitive spot.
A new study looks at how to make a successful smile.
Do you have a good smile? It is perhaps our most significant instrument of nonverbal communication that can go a long way in smoothing out social interactions. It is also of interest to scientists who are trying to figure out how our facial expressions affect others. A new study found that there is what's called "a successful smile" - the one that gets the best response.