On Earth human sperm tend to know where to go when it comes to fertilizing an egg in utero. A new study suggests human sperm ...

A new study found that microgravity simulated on Earth hindered sperm cell movement, egg fertilization and embryo development.

Researchers constructed a labyrinth at Adelaide University. It's not big; rather, it's made to fit under a microscope, with ...

The study's findings pose significant challenges for future space colonisation efforts.

Study into how fertilisation could work in space finds sperm may get disorientated when trying to find an egg ...

Just a few days in simulated microgravity can subtly change the way women's blood clots, sparking bigger questions about health monitoring protocols for astronauts who can spend six months or more in ...