As a quartet of astronauts make their way to the far side of the Moon, far-fetched notions of human colonies on the satellite or even Mars - a three-year return trip - are again getting an airing.

Humans living in space for months, years, or even generations will need to navigate sex in a zero-gravity world.

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

A new study suggests humans face barriers to reproducing in space, with microgravity disrupting sperm movement.

Researchers put human sperm into a microgravity simulation chamber designed to mimic the female reproductive tract and tested ...

"This is the first time we have been able to show that gravity is an important factor in sperm’s ability to navigate through ...

Having a baby in space may require a bit more direction, with new Adelaide University research revealing the navigational ...

A new study by NASA scientists explores the risks and challenges of human reproduction in space, especially for long missions ...

The study suggests that embryo development, one of the most delicate biological stages, may be disrupted when gravity is ...

Space has always been a centre of attention among the scientific community. Even the tech moguls are racing to build ...

Sperm may lose their ability to navigate in microgravity, raising new questions about whether human reproduction is possible ...

Human sperm loses its sense of direction in space, making the prospect of conceiving babies on the Moon or Mars an incredibly ...