Sperm cells move through fluids that should stop them almost instantly, yet new research suggests they succeed by exploiting unusual properties of active living matter.

Within minutes of fertilization, the egg of a fruit fly becomes a scene from the battle of the sexes. The egg attacks and destroys the cellular “power plants,” or mitochondria, from the sperm that had ...

Using Google’s AlphaFold, researchers identified the bundle of three sperm proteins that seem to make sexual reproduction possible. By Elizabeth Preston They’re the original odd couple: One is massive ...

Spermatozoon motility emerges from a complex interplay between inherited genetic programmes and dynamic molecular processes that govern flagellar structure, energy supply and signalling cascades. Core ...