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Sperm and egg cells, or gametes, are unusual. Egg cells are some of the largest cell types, and sperm are some of the smallest. In humans, these haploid cells come together to form diploid cells. It's ...

A study from Karolinska Institutet in Sweden, among others, presents the theory that egg-sperm fusion, a crucial feature of sexual reproduction in plants and animals, may have originated from an ...

Francesca has an MSci in Biochemistry from the University of Birmingham.View full profile Francesca has an MSci in Biochemistry from the University of Birmingham. Did you know that the yeast used to ...

The patches of lichen you’ve probably seen growing on tree trunks and park benches might be easy to overlook, but they’re actually some of the world’s strangest living things. While they're sometimes ...