A team of stem cell scientists successfully spawned mice from two male parents that reached adulthood, a significant step, but they still have to figure out the mechanics of the gene modification. In ...

Asexual reproduction, in which females reproduce without males by cloning themselves, has been documented in multiple species ...

A team of stem cell scientists have successfully used embryonic stem cell engineering to create a bi-paternal mouse -- a mouse with two male parents -- that lived until adulthood. Their results ...

BEIJING — The idea of same-sex biological reproduction in mammals has long been thought impossible, like trying to build a ...

The researchers even coined a word for it, xenoparity, meaning “foreign birth”. It pushes the boundaries of what we mean by ...

In one of the largest studies of cancer susceptibility across bird species, researchers describe an intriguing relationship between reproductive rates and cancer susceptibility. In one of the largest ...