New primate research shows the evolutionary benefits of swinging both ways.
Read MoreSex researcher Alfred Kinsey has been dead for generations, but he still lives rent-free in Republicans’ minds.
Read MoreThe future isn’t straight. We’ve known this for almost a century.
Read MoreAs the absolute labels once needed for acceptance begin to peel off, a clear trend re-emerges: We are more bisexual than we think.
Read MoreFor sex researcher Michael Bailey, nothing is sacred — except the truth.
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