Self-Motivation
David Goggins
Former Navy Seal
Career Development
Bryan Cranston
Actor
Critical Thinking
Liv Boeree
International Poker Champion
Emotional Intelligence
Amaryllis Fox
Former CIA Clandestine Operative
Management
Chris Hadfield
Retired Canadian Astronaut & Author
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Why not even Minnesota is safe from quakes

Minnesota earned its 'blue mark' in the 1975 Morris earthquake, which had its epicenter in the western part of the state.

Image: USGS, public domain
  • 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.
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Researchers Figure Out What Kind of Smiles Are Most Successful

A new study looks at how to make a successful smile.

Credit: Nathaniel E. Helwig Nick E. Sohre Mark R. Ruprecht Stephen J. Guy Sofía Lyford-Pike

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. 

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