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.

After more than a century of humans doing their absolute best to wipe them out, California condors in Northern California may ...

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

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

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 ...

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

Many people today simply assume that our evolution has quietly ended with the development of the modern human. It's easy to think that medicine, science, and modern living have made us "perfect" or ...

Our cells are constantly being pushed, stretched, and compressed without our awareness: a play of invisible forces that influences their behavior. A study published in the journal Lab on a Chip ...