What makes you gay or straight? Is it personal choice or genes or the way you were raised? While science doesn't have definitive answers, there's been some fascinating and oftentimes controversial research that is beginning to provide some clues.

60 Minutes segments

By Ed Edelson HealthDay Reporter ( Read more... )

By ANDREW BRIDGES, Associated Press Writer ( Read more... )

This week in Discovery - Dr Raj Persaud looks at some of the risks that lead to a violent personality ( Read more... )

How we look, what we're good at, and also the tasks we can't manage can be blamed largely on genetics. Now researchers have learned that even how you feel is rooted partly in your inherited genes ( Read more... )