A new study found that microgravity simulated on Earth hindered sperm cell movement, egg fertilization and embryo development.
"This is the first time we have been able to show that gravity is an important factor in sperm’s ability to navigate through ...
Research findings are available online in the journal Communications Biology. The original story “ Getting pregnant in space ...
The following references illustrate the fact that a new human embryo, the starting point for a human life, comes into existence with the formation of the one-celled zygote: "Development of the embryo ...
By Will Dunham WASHINGTON, March 30 (Reuters) - As humankind moves toward the goal of establishing a long-term presence on ...
The scientists also looked at the effects of exposure to microgravity had on embryo development in the animal models, and the ...