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

A new experiment showed that humans may be able to reproduce in space, paving the way for self-sustaining colonies.

Aliens may have been trying to contact humans for years, suggests new research. But stellar “space weather” could mean radio signals from friendly extraterrestrial intelligence get lost in space, say ...

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

Former Congressman Matt Gaetz recently claimed that the government briefed him on a top secret alien-human hybrid program.

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

Set to lift off this week, the NASA flight will take astronauts around the Moon for the first time in more than 50 years.

Charles Darwin had a hunch that birds had “nearly the same taste for the beautiful” as humans. Now, 155 years on, new research points towards humans and other animals sharing aesthetic preferences. In ...

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