Gay or Straight?
There are few issues as hotly contested — and as poorly understood — as the question of what makes a person gay or straight. It's not only a political, social, and religious question but also a scientific question, one that might someday have an actual, provable answer. The handful of scientists who work in this under-funded and politically charged field will tell you: That answer is a long way off. But as Lesley Stahl reports, their efforts are already yielding tantalizing clues. One focus of their research is twins.
Radioactive65%
The Skeleton Twins66%
Gattaca75%
Species59%
Little Man Tate65%
Switching Goals59%
Fingernails59%
Twins60%
I Origins75%
The Imitation Game79%
Spy Kids58%
The Catcher Was a Spy62%
Mr. Peabody & Sherman67%
Cars 261%
Hoppers82%
Phineas and Ferb the Movie: Candace Against the Universe72%
LOLA64%
Kinsey65%
Replicas60%
She's the Man68%
