Zero gravity, zero destination ...

WASHINGTON - As humankind moves toward the goal of establishing a long-term presence on the moon and Mars, the question of ...

Space is big, empty, and apparently very confusing if you’re a sperm cell. According to a new study from the University of ...

Floating in near-weightless conditions can be disorienting for even the most experienced astronauts. Male reproductive ...

A new experiment showed that humans may be able to reproduce in space, paving the way for self-sustaining colonies.

A new study shows scientists can pause sperm production and restore fertility, offering a promising path toward reversible ...

A team of researchers has reported a breakthrough in making sperm cell precursors in vitro that could be used in a number of ...

University of Adelaide research shows sperm navigation fails in microgravity conditions, posing significant challenges for human reproduction in space.

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 ...