Mars settlements could operate with much fewer people than previously thought, a new study found, while also demonstrating the type of person best suited to a stay up to 28 years on the Red Planet.
All dominant personality traits come with their own set of personal strengths and weaknesses in life, love and relationships, and if these sound like yours, you're likely one of the men and women with the rarest of the nine Enneagram personality types.
The Enneagram helps people learn more about themselves. Here's how to find one's passion and potential to learn who they really are using the 9 personalities of the Enneagram.
If you want to live longer and be happier, take notes from people who embrace these dominant personality traits. They're the people who live the longest, happiest lives.