Researchers created the first bi-paternal mouse by modifying imprinting genes, advancing reproductive science but facing ...

A team of researchers has successfully engineered a bi-paternal mouse - a mouse with two dads - that survived until adulthood ...

What species will become the next rulers of Earth when humans are no longer dominant? Which creatures might inherit the throne?

Can fruit flies reproduce in space How do they behave in the space environment without the Earth gravity or a geomagnetic field Since the first bat ...

Researchers use CRISPR to overcome seemingly insurmontable reproductive barriers — but that doesn't mean this could work for ...

The articles in this special issue highlight the diversity and complexity of research into reproductive health, including the need for a better understanding of the fundamental biology of reproduction ...

The concept of gender in the animal kingdom transcends human-defined boundaries. These animals show us that adaptability is key, and survival often means rewriting the biological rulebook.

In the intricate science of reproduction, the creation of offspring has long relied on the union of sperm and eggs, whether ...

Once thought to mate for life, more penguins seem to be setting out in search of new partners come breeding season. Here’s ...

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

Earlier attempts using ovarian organoids have failed to produce a viable bi-paternal mouse due to abnormalities in the ...

In 1984, a pregnant teen client told me she thought she couldn’t get pregnant because her boyfriend said, “his fallopian tubes were tied.” At least in 1984, I didn’t wonder ...