Fruit flies’ giant cells rely on collective motion, pushing against each other to prevent their flagella from tangling ...

Two new landmark studies show how a seeming tangle of DNA is actually organized into a structure that coordinates thousands of genes to form a sperm cell. The work, published March 3 as two papers in ...

When Jasmin Imran Alsous peered down her microscope lens, she expected to see chaos—a mishmash of tangled cells. She was ...

Researchers have decoded a long-standing mystery of how flowering plants ensure their sperm cells successfully reach the egg for fertilization, according to a recent study published in the journal ...

Paterna Biosciences says it has determined the set of instructions needed to turn sperm-making stem cells into "normal, mature" sperm.

New work from UC Davis and the University of Utah shows how the 3D structure of DNA inside a germ cell commits it to develop into a sperm cell. The discovery could improve understanding of fertility ...

LONDON — British scientists said Wednesday that they had created human sperm from embryonic stem cells for the first time, an accomplishment they say may someday help infertile men father children.