Astronauts may struggle to reproduce in outer space, study suggests — what does that mean for the future of space colonization?
Favicon 
www.livescience.com

Astronauts may struggle to reproduce in outer space, study suggests — what does that mean for the future of space colonization?

A new study found that microgravity simulated on Earth hindered sperm cell movement, egg fertilization and embryo development ‪—‬ findings that have serious implications for the future of space colonization.