Other

Sexual orientation has 'in between' groups, study shows

Sexual orientation is best represented as a continuum that has two new categories -- "mostly heterosexual" and "mostly gay/lesbian" -- in addition to heterosexual, bisexual or gay/lesbian, according to a new Cornell study.

Psychology & Psychiatry

The many unexpected sides of romantic love

Love can bring out both the best and the worst in people. Which way it turns depends on the best way to protect the relationship, say researchers studying the evolution of romantic love.

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