"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." As with other sexual orientations, those that identify as asexual—or aces—exist on a spectrum. While some ...

How to tell if someone is asexual. I remember the first time I met an asexual person. His name, for the purpose of this article, we’ll say is Fred. Fred was a very attractive man. He was tall, lean, ...

Genetic diversity is essential to the survival of a species. It's easy enough to maintain if a species reproduces sexually; an egg and a sperm combine genetic material from two creatures into one, ...

Why are most organisms sexual? The question of why most species reproduce sexually and others reproduce asexually has stymied biologists for years (particularly since asexual reproduction has many ...

For most living things, sexual reproduction has proven the best overall strategy to perpetuate a species in the rough-and-tumble, unpredictable fray of natural selection. With two partners combining ...

(Santa Barbara, Calif.) Why are most organisms sexual? The question of why most species reproduce sexually and others reproduce asexually has stymied biologists for years (particularly since asexual ...