For 50 years, the San Diego Zoo Wildlife Alliance has been preserving animals' genetic material in its Frozen Zoo, and ...

For the first time, a plant specimen has been cryopreserved and placed into the San Diego Zoo Wildlife Alliance’s Frozen Zoo, a step scientists believe could help the endangered scrub oak species ...

When the top spotty fish in a tank disappears, the runner-up turns aggressive within minutes, rushing and nipping rivals ...

The Jurassic franchise’s wildest creature yet, Distortus rex, is part T. rex, part nightmare. Here's what to expect in ...

Sharks don’t exactly have the best reputation. Decades of fear-driven stories and films have made sure of that. But if you ...

Are recycled bottles safe? A study suggests chemical mixtures in recycled plastics might affect metabolism and hormone ...

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

Incredible images created by our scientists using advanced microscopes are helping to drive biological discovery ...

An embryo with an XX pair of chromosomes will develop as female ... There is growing evidence that AMHY also plays a role in sex determination in a number of fish and amphibian species. However, AMHY ...

But whether or not they realize it, many thousands of clones have already been produced as the cloning process has become ...

Human embryos briefly exhibit traits like tails and gill-like structures, revealing our evolutionary history and deep connection to other species.

Human embryos briefly exhibit traits like tails and gill-like structures, revealing our evolutionary history and deep connection to other species.