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

New study finds microgravity disrupts sperm and embryo development, raising concerns about human reproduction in space.

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

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

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.

Scientists have found that sperm in space can’t find their direction during their pursuit to fertilize an egg.

Researchers should urgently think about how humans can reproduce in space, experts have said. As humanity looks towards living beyond Earth, we need to understand how human reproduction will actually ...

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

Our cells are constantly being pushed, stretched, and compressed without our awareness: a play of invisible forces that ...

Scientists have created human eggs containing genes from adult skin cells, a step that someday could help women who are infertile or gay couples have babies with their own genes but would also raise ...