There's a group trying to save the functionally extinct northern white rhino using in vitro fertilization. But the ethics around using assisted reproductive technologies to save endangered animals are far from simple.

You might have been one of those lucky people that had a microscope to tinker with as a kid. But if you missed out on that, it’s not too late! If you’re interested in making your very own foray into the world of microscopy, here are four...

Tiny particles produced by male plants that contain the male reproductive cells enclosed in a protective shell.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images...

The gamete of a flowering plant, similar to an egg cell in animals. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...