Sexual behavior and sex preference in animals and humans are shaped by complex interactions between the brain and hormones during early development. One critical factor is exposure to androgens (male ...

Female flowers have a little swelling at their base. That swelling will develop into a fruit if the flower is fertilized by ...

Researchers from The University of Osaka have revealed the crucial role that iron plays in sex determination of mammalian ...

Mice who were created by scientists using the genetics of two biological fathers have gone on to have their own offspring ...

A line from Trump’s speech to Congress had ripple effects on health research funding for everything from HIV to asthma to ...

In a groundbreaking study, researchers have successfully produced offspring from mice with two fathers and no mother—a first ...

In a high-profile attack on LGBTQ science research this spring, President Donald Trump decried supposedly wasteful research ...

I n a world first, scientists have created mice with two fathers, capable of having offspring of their own. It’s a huge step ...

Scientists in China have created mice using sperm from two males, marking a major scientific step. Though the success rate is ...

Mice with two fathers have, for the first time, gone on to have babies of their own, showing that mice created with two sperm ...

The first mice to be created from two fathers, a phenomenon known as androgenesis, have now produced healthy offspring for ...