
Researchers have long hoped to find out if genes contribute to sexual orientation. A new study of genetic data from thousands of people hints there may be some link, but it's still far from clear.
(Image credit: Christopher Furlong/Getty Images)

Researchers have long hoped to find out if genes contribute to sexual orientation. A new study of genetic data from thousands of people hints there may be some link, but it's still far from clear.
(Image credit: Christopher Furlong/Getty Images)