Research findings are available online in the journal Communications Biology. The original story “ Getting pregnant in space isn’t that easy, study finds ” is published in The Brighter Side of News.

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Unlike women, who are born with most of the eggs they’ll ever have, men produce sperm continuously from puberty onward, storing it in the reproductive tract until it’s ready for release. When men need ...

Being able to reproduce both sexually and asexually gives the dragons an evolutionary edge, Garcia says. If no mate is handy, a female can bear sons parthenogenetically—and when they’re older, they ...

Oregon’s U.S. senators are calling on the U.S. Department of Health and Human Services to drop a “needless and wasteful” ...

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

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

Oregon’s senior U.S. senator is calling on the U.S. Department of Health and Human Services to drop a “needless and wasteful” ...

A new study suggests humans face barriers to reproducing in space, with microgravity disrupting sperm movement.

Having a baby in space may require a bit more direction, with new Adelaide University research revealing the navigational ...

The episode, involving a group of sperm whales, adds to evidence that humans aren’t the only species that gets some form of ...

Researchers put human sperm into a microgravity simulation chamber designed to mimic the female reproductive tract and tested ...