Chinese scientists have created the first mice with two fathers to reach adulthood. This was achieved by reprogramming ...

A baby swell shark was born in Shreveport Aquarium, even though only female sharks were present in the tank. Scientists ...

London Zoo said Monday that 33 endangered Darwin’s frogs, named after scientist Charles Darwin who discovered the species, ...

A mammoth 1,653-pound great white shark surfaced off Florida's coast Sunday. The shark is the largest male tagged by OCEARCH scientists.

Eleven endangered male frogs that traveled 7,000 miles in a bid to save their species from extinction have “given birth” to ...

The arrival of a baby swell shark at an aquarium in Louisiana has caused a wave of excitement, after the egg hatched despite ...

Specifically, the male dolphins rolled over onto their backs, displayed their male members, and launched a stream of urine as high as 3 feet into the air. This usually occurred when other males were ...

When couples struggle to conceive, the focus often falls on the woman. Yet, male infertility accounts for about a third of ...

The Trump administration reportedly wants to erase terms including gender, transgender, pregnant person, LGBT, transsexual ...

Most states allow natives to alter their recorded sex, an affront against science and a danger to women.

The concept of biological reproduction between same-sex individuals in mammals has always been deemed impossible. However, ...