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.

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

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

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

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

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 ...

While space agencies are making significant preparations for long-term missions to the Moon and Mars, a fundamental human query is emerging: can life be initiated outside of Earth? While space travel ...