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.

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

Researchers put human sperm into a microgravity simulation chamber designed to mimic the female reproductive tract and tested the swimmers’ ability to navigate. Under microgravity conditions, the ...

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

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

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

While space agencies are making significant preparations for long-term missions to the Moon and Mars, a fundamental human ...

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

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 ...