Sexuality changes from adolescence into adulthood.

A new study says evolving and changing feelings indicate that sexual orientation development continues long past adolescence into adulthood. (Image: iStock - Aleksandar Georgiev)

Gay, straight and bisexual may not begin to capture the changing nature of human sexuality.

A new study, published in the peer-reviewed Journal of Sex Research, analyzed surveys from around 12,000 students, and found that substantial changes in attractions, partners, and…