Scientists say they have documented the first virgin birth in a crocodile. And while the concept may sound bizarre to humans, this type of reproduction is not unheard of across the animal kingdom, ...

One species of bacteria seems to get many of the perks of sexual reproduction without actually having sex, a new study finds. Different strains of bacteria called Mycobacterium smegmatis swap large, ...

Ads. Tinder. "Game of Thrones." Flowers in a garden. But just because we see it everywhere doesn't mean that we can definitively explain why it's everywhere. Sexual reproduction is a costly endeavor: ...