As commercial spaceflight draws ever closer and time spent in space continues to extend, the question of reproductive health beyond the bounds of planet Earth is no longer theoretical but now ...

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

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

India, March 31 -- Space reproduction may require more than just normal conditions-it needs direction, according to new ...

Epaulette sharks can reproduce without any measurable increase in energy use, stunning researchers who expected egg-laying to be costly. Scientists tracked metabolism, blood, and hormone levels ...

A longstanding mystery in mosquito biology has been solved, opening a potential new path for controlling mosquitoes and the ...