Want to live a longer life? Start looking at the brighter side of things. Optimism – the generalized expectation of positive future outcomes – is helping those who have a sunnier outlook on life, to ...

One way to determine how optimistic you are is by comparing yourself with other people, but that’s problematic. Take the famous (infamous) survey that found over 80 percent of respondents claim to be ...

Do you tend to see the proverbial glass as half-full or half-empty? Source: Derek Robinson/Pixabay Occasionally, a new scientific study comes along with a head-scratching title that, at first glance, ...